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| 〔条件〕 | | 〔条件〕 |
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| 統合後の平均サービス時間:<span class="MathJax_Preview" style="color: inherit;"></span><span class="MathJax" tabindex="0" style="position: relative;" role="presentation"><span class="none-math" id="Inline:_Ts" style="width: 1.383em; display: inline-block;"><span style="display: inline-block; position: relative; width: 1.076em; height: 0px; font-size: 127%;"><span style="position: absolute; clip: rect(1.281em, 1001.02em, 2.303em, -999.997em); top: -2.145em; left: 0em;"><span class="mrow"><span class="mi" style="font-family: NeoEulerMathJax_Main;">T<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.105em;"></span></span><span class="mi" style="font-family: NeoEulerMathJax_Main;">s</span></span><span style="display: inline-block; width: 0px; height: 2.15em;"></span></span></span><span style="display: inline-block; overflow: hidden; vertical-align: -0.062em; border-left: 0px solid; width: 0px; height: 1.042em;"></span></span></span> | | 統合後の平均サービス時間:\( Ts \) |
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| 統合前のシステムの利用率:両支店とも<span class="MathJax_Preview" style="color: inherit;"></span><span class="MathJax" tabindex="0" style="position: relative;" role="presentation"><span class="none-math" id="Inline:_\rho" style="width: 0.718em; display: inline-block;"><span style="display: inline-block; position: relative; width: 0.565em; height: 0px; font-size: 127%;"><span style="position: absolute; clip: rect(1.536em, 1000.51em, 2.508em, -999.997em); top: -2.145em; left: 0em;"><span class="mrow"><span class="mi" style="font-family: NeoEulerMathJax_Main;">ρ</span></span><span style="display: inline-block; width: 0px; height: 2.15em;"></span></span></span><span style="display: inline-block; overflow: hidden; vertical-align: -0.321em; border-left: 0px solid; width: 0px; height: 0.977em;"></span></span></span> | | 統合前のシステムの利用率:両支店とも\( \rho \) |
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| 統合後の利用者数:統合前の両支店の利用者数の合計 | | 統合後の利用者数:統合前の両支店の利用者数の合計 |
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| ア <span class="MathJax_Preview" style="color: inherit;"></span><span class="MathJax" tabindex="0" style="position: relative;" role="presentation"><span class="none-math" id="Inline:_\frac{\rho}{1-\rho}_\times_Ts" style="width: 4.707em; display: inline-block;"><span style="display: inline-block; position: relative; width: 3.684em; height: 0px; font-size: 127%;"><span style="position: absolute; clip: rect(1.127em, 1003.63em, 2.917em, -999.997em); top: -2.145em; left: 0em;"><span class="mrow"><span class="mfrac"><span style="display: inline-block; position: relative; width: 1.23em; height: 0px; margin-right: 0.105em; margin-left: 0.105em;"><span style="position: absolute; clip: rect(3.479em, 1000.36em, 4.297em, -999.997em); top: -4.548em; left: 50%; margin-left: -0.202em;"><span class="mi" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">ρ</span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; clip: rect(3.275em, 1001.08em, 4.297em, -999.997em); top: -3.525em; left: 50%; margin-left: -0.56em;"><span class="mrow"><span class="mn" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">1</span><span class="texatom"><span class="mrow"><span class="mo" style="font-size: 70.7%;"><span style="font-family: STIXGeneral, "Arial Unicode MS", serif; font-size: 79%; font-style: normal; font-weight: normal;">-</span></span></span></span><span class="mi" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">ρ</span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; clip: rect(0.872em, 1001.23em, 1.23em, -999.997em); top: -1.276em; left: 0em;"><span style="display: inline-block; overflow: hidden; vertical-align: 0em; border-top: 1.3px solid; width: 1.23em; height: 0px;"></span><span style="display: inline-block; width: 0px; height: 1.076em;"></span></span></span></span><span class="mo" style="font-family: NeoEulerMathJax_Main; padding-left: 0.207em;">×</span><span class="mi" style="font-family: NeoEulerMathJax_Main; padding-left: 0.207em;">T<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.105em;"></span></span><span class="mi" style="font-family: NeoEulerMathJax_Main;">s</span></span><span style="display: inline-block; width: 0px; height: 2.15em;"></span></span></span><span style="display: inline-block; overflow: hidden; vertical-align: -0.841em; border-left: 0px solid; width: 0px; height: 2.016em;"></span></span></span> | | ア \( \frac{\rho}{1-\rho} \times Ts \) |
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| イ <span class="MathJax_Preview" style="color: inherit;"></span><span class="MathJax" tabindex="0" style="position: relative;" role="presentation"><span class="none-math" id="Inline:_\frac{\rho}{1-2\rho}_\times_Ts" style="width: 5.167em; display: inline-block;"><span style="display: inline-block; position: relative; width: 4.042em; height: 0px; font-size: 127%;"><span style="position: absolute; clip: rect(1.127em, 1003.99em, 2.917em, -999.997em); top: -2.145em; left: 0em;"><span class="mrow"><span class="mfrac"><span style="display: inline-block; position: relative; width: 1.588em; height: 0px; margin-right: 0.105em; margin-left: 0.105em;"><span style="position: absolute; clip: rect(3.479em, 1000.36em, 4.297em, -999.997em); top: -4.548em; left: 50%; margin-left: -0.202em;"><span class="mi" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">ρ</span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; clip: rect(3.275em, 1001.43em, 4.297em, -999.997em); top: -3.525em; left: 50%; margin-left: -0.713em;"><span class="mrow"><span class="mn" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">1</span><span class="texatom"><span class="mrow"><span class="mo" style="font-size: 70.7%;"><span style="font-family: STIXGeneral, "Arial Unicode MS", serif; font-size: 79%; font-style: normal; font-weight: normal;">-</span></span></span></span><span class="mn" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">2</span><span class="mi" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">ρ</span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; clip: rect(0.872em, 1001.59em, 1.23em, -999.997em); top: -1.276em; left: 0em;"><span style="display: inline-block; overflow: hidden; vertical-align: 0em; border-top: 1.3px solid; width: 1.588em; height: 0px;"></span><span style="display: inline-block; width: 0px; height: 1.076em;"></span></span></span></span><span class="mo" style="font-family: NeoEulerMathJax_Main; padding-left: 0.207em;">×</span><span class="mi" style="font-family: NeoEulerMathJax_Main; padding-left: 0.207em;">T<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.105em;"></span></span><span class="mi" style="font-family: NeoEulerMathJax_Main;">s</span></span><span style="display: inline-block; width: 0px; height: 2.15em;"></span></span></span><span style="display: inline-block; overflow: hidden; vertical-align: -0.841em; border-left: 0px solid; width: 0px; height: 2.016em;"></span></span></span> | | イ \( \frac{\rho}{1-2\rho} \times Ts \) |
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| ウ <span class="MathJax_Preview" style="color: inherit;"></span><span class="MathJax" tabindex="0" style="position: relative;" role="presentation"><span class="none-math" id="Inline:_\frac{2\rho}{1-\rho}_\times_Ts" style="width: 4.707em; display: inline-block;"><span style="display: inline-block; position: relative; width: 3.684em; height: 0px; font-size: 127%;"><span style="position: absolute; clip: rect(0.974em, 1003.63em, 2.917em, -999.997em); top: -2.145em; left: 0em;"><span class="mrow"><span class="mfrac"><span style="display: inline-block; position: relative; width: 1.23em; height: 0px; margin-right: 0.105em; margin-left: 0.105em;"><span style="position: absolute; clip: rect(3.326em, 1000.72em, 4.297em, -999.997em); top: -4.548em; left: 50%; margin-left: -0.355em;"><span class="mrow"><span class="mn" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">2</span><span class="mi" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">ρ</span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; clip: rect(3.275em, 1001.08em, 4.297em, -999.997em); top: -3.525em; left: 50%; margin-left: -0.56em;"><span class="mrow"><span class="mn" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">1</span><span class="texatom"><span class="mrow"><span class="mo" style="font-size: 70.7%;"><span style="font-family: STIXGeneral, "Arial Unicode MS", serif; font-size: 79%; font-style: normal; font-weight: normal;">-</span></span></span></span><span class="mi" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">ρ</span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; clip: rect(0.872em, 1001.23em, 1.23em, -999.997em); top: -1.276em; left: 0em;"><span style="display: inline-block; overflow: hidden; vertical-align: 0em; border-top: 1.3px solid; width: 1.23em; height: 0px;"></span><span style="display: inline-block; width: 0px; height: 1.076em;"></span></span></span></span><span class="mo" style="font-family: NeoEulerMathJax_Main; padding-left: 0.207em;">×</span><span class="mi" style="font-family: NeoEulerMathJax_Main; padding-left: 0.207em;">T<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.105em;"></span></span><span class="mi" style="font-family: NeoEulerMathJax_Main;">s</span></span><span style="display: inline-block; width: 0px; height: 2.15em;"></span></span></span><span style="display: inline-block; overflow: hidden; vertical-align: -0.841em; border-left: 0px solid; width: 0px; height: 2.211em;"></span></span></span> | | ウ \( \frac{2\rho}{1-\rho} \times Ts \) |
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| エ <span class="MathJax_Preview" style="color: inherit;"></span><span class="MathJax" tabindex="0" style="position: relative;" role="presentation"><span class="none-math" id="Inline:_\frac{2\rho}{1-2\rho}_\times_Ts" style="width: 5.167em; display: inline-block;"><span style="display: inline-block; position: relative; width: 4.042em; height: 0px; font-size: 127%;"><span style="position: absolute; clip: rect(0.974em, 1003.99em, 2.917em, -999.997em); top: -2.145em; left: 0em;"><span class="mrow"><span class="mfrac"><span style="display: inline-block; position: relative; width: 1.588em; height: 0px; margin-right: 0.105em; margin-left: 0.105em;"><span style="position: absolute; clip: rect(3.326em, 1000.72em, 4.297em, -999.997em); top: -4.548em; left: 50%; margin-left: -0.355em;"><span class="mrow"><span class="mn" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">2</span><span class="mi" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">ρ</span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; clip: rect(3.275em, 1001.43em, 4.297em, -999.997em); top: -3.525em; left: 50%; margin-left: -0.713em;"><span class="mrow"><span class="mn" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">1</span><span class="texatom"><span class="mrow"><span class="mo" style="font-size: 70.7%;"><span style="font-family: STIXGeneral, "Arial Unicode MS", serif; font-size: 79%; font-style: normal; font-weight: normal;">-</span></span></span></span><span class="mn" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">2</span><span class="mi" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">ρ</span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; clip: rect(0.872em, 1001.59em, 1.23em, -999.997em); top: -1.276em; left: 0em;"><span style="display: inline-block; overflow: hidden; vertical-align: 0em; border-top: 1.3px solid; width: 1.588em; height: 0px;"></span><span style="display: inline-block; width: 0px; height: 1.076em;"></span></span></span></span><span class="mo" style="font-family: NeoEulerMathJax_Main; padding-left: 0.207em;">×</span><span class="mi" style="font-family: NeoEulerMathJax_Main; padding-left: 0.207em;">T<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.105em;"></span></span><span class="mi" style="font-family: NeoEulerMathJax_Main;">s</span></span><span style="display: inline-block; width: 0px; height: 2.15em;"></span></span></span><span style="display: inline-block; overflow: hidden; vertical-align: -0.841em; border-left: 0px solid; width: 0px; height: 2.211em;"></span></span></span> | | エ \( \frac{2\rho}{1-2\rho} \times Ts \) |
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| <span class="MathJax_Preview" style="color: inherit;"></span><div class="MathJax_Display" style="text-align: center;"><span class="MathJax" tabindex="0" style="text-align: center; position: relative;" role="presentation"><span class="none-math" id="Display:_W\_q_=_\frac{\rho}{1_-_\rho}_\times_T\_s" style="width: 9.359em; display: inline-block;"><span style="display: inline-block; position: relative; width: 7.365em; height: 0px; font-size: 127%;"><span style="position: absolute; clip: rect(0.821em, 1007.37em, 3.173em, -999.997em); top: -2.145em; left: 0em;"><span class="mrow"><span class="msubsup"><span style="display: inline-block; position: relative; width: 1.485em; height: 0px;"><span style="position: absolute; clip: rect(3.173em, 1001.08em, 4.144em, -999.997em); top: -3.986em; left: 0em;"><span class="mi" style="font-family: NeoEulerMathJax_Main;">W<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.054em;"></span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; top: -3.832em; left: 0.974em;"><span class="mi" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">q</span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span></span></span><span class="mo" style="font-family: NeoEulerMathJax_Main; padding-left: 0.258em;">=</span><span class="mfrac" style="padding-left: 0.258em;"><span style="display: inline-block; position: relative; width: 2.355em; height: 0px; margin-right: 0.105em; margin-left: 0.105em;"><span style="position: absolute; clip: rect(3.377em, 1000.51em, 4.349em, -999.997em); top: -4.65em; left: 50%; margin-left: -0.253em;"><span class="mi" style="font-family: NeoEulerMathJax_Main;">ρ</span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; clip: rect(3.121em, 1002.15em, 4.349em, -999.997em); top: -3.321em; left: 50%; margin-left: -1.122em;"><span class="mrow"><span class="mn" style="font-family: NeoEulerMathJax_Main;">1</span><span class="mo" style="font-family: NeoEulerMathJax_Main; padding-left: 0.207em;">−</span><span class="mi" style="font-family: NeoEulerMathJax_Main; padding-left: 0.207em;">ρ</span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; clip: rect(0.872em, 1002.36em, 1.23em, -999.997em); top: -1.276em; left: 0em;"><span style="display: inline-block; overflow: hidden; vertical-align: 0em; border-top: 1.3px solid; width: 2.355em; height: 0px;"></span><span style="display: inline-block; width: 0px; height: 1.076em;"></span></span></span></span><span class="mo" style="font-family: NeoEulerMathJax_Main; padding-left: 0.207em;">×</span><span class="msubsup" style="padding-left: 0.207em;"><span style="display: inline-block; position: relative; width: 0.872em; height: 0px;"><span style="position: absolute; clip: rect(3.121em, 1000.57em, 4.144em, -999.997em); top: -3.986em; left: 0em;"><span class="mi" style="font-family: NeoEulerMathJax_Main;">T<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.105em;"></span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; top: -3.832em; left: 0.514em;"><span class="mi" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">s</span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span></span></span></span><span style="display: inline-block; width: 0px; height: 2.15em;"></span></span></span><span style="display: inline-block; overflow: hidden; vertical-align: -1.166em; border-left: 0px solid; width: 0px; height: 2.731em;"></span></span></span></div>
| | $$ W_q = \frac{\rho}{1 - \rho} \times T_s $$ |
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| <span class="MathJax_Preview" style="color: inherit;"></span><span class="MathJax" tabindex="0" style="position: relative;" role="presentation"><span class="none-math" id="Inline:_W\_q" style="width: 1.894em; display: inline-block;"><span style="display: inline-block; position: relative; width: 1.485em; height: 0px; font-size: 127%;"><span style="position: absolute; clip: rect(1.281em, 1001.49em, 2.559em, -999.997em); top: -2.094em; left: 0em;"><span class="mrow"><span class="msubsup"><span style="display: inline-block; position: relative; width: 1.485em; height: 0px;"><span style="position: absolute; clip: rect(3.173em, 1001.08em, 4.144em, -999.997em); top: -3.986em; left: 0em;"><span class="mi" style="font-family: NeoEulerMathJax_Main;">W<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.054em;"></span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; top: -3.832em; left: 0.974em;"><span class="mi" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">q</span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span></span></span></span><span style="display: inline-block; width: 0px; height: 2.099em;"></span></span></span><span style="display: inline-block; overflow: hidden; vertical-align: -0.451em; border-left: 0px solid; width: 0px; height: 1.432em;"></span></span></span>:平均待ち時間
| | \( W_q \):平均待ち時間 |
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| <span class="MathJax_Preview" style="color: inherit;"></span><span class="MathJax" tabindex="0" style="position: relative;" role="presentation"><span class="none-math" id="Inline:_\rho" style="width: 0.718em; display: inline-block;"><span style="display: inline-block; position: relative; width: 0.565em; height: 0px; font-size: 127%;"><span style="position: absolute; clip: rect(1.536em, 1000.51em, 2.508em, -999.997em); top: -2.145em; left: 0em;"><span class="mrow"><span class="mi" style="font-family: NeoEulerMathJax_Main;">ρ</span></span><span style="display: inline-block; width: 0px; height: 2.15em;"></span></span></span><span style="display: inline-block; overflow: hidden; vertical-align: -0.321em; border-left: 0px solid; width: 0px; height: 0.977em;"></span></span></span>:システムの利用率
| | \( \rho \):システムの利用率 |
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| <span class="MathJax_Preview" style="color: inherit;"></span><span class="MathJax" tabindex="0" style="position: relative;" role="presentation"><span class="none-math" id="Inline:_T\_s" style="width: 1.127em; display: inline-block;"><span style="display: inline-block; position: relative; width: 0.872em; height: 0px; font-size: 127%;"><span style="position: absolute; clip: rect(1.23em, 1000.87em, 2.406em, -999.997em); top: -2.094em; left: 0em;"><span class="mrow"><span class="msubsup"><span style="display: inline-block; position: relative; width: 0.872em; height: 0px;"><span style="position: absolute; clip: rect(3.121em, 1000.57em, 4.144em, -999.997em); top: -3.986em; left: 0em;"><span class="mi" style="font-family: NeoEulerMathJax_Main;">T<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.105em;"></span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; top: -3.832em; left: 0.514em;"><span class="mi" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">s</span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span></span></span></span><span style="display: inline-block; width: 0px; height: 2.099em;"></span></span></span><span style="display: inline-block; overflow: hidden; vertical-align: -0.256em; border-left: 0px solid; width: 0px; height: 1.237em;"></span></span></span>:平均サービス時間 ※<span class="MathJax_Preview" style="color: inherit;"></span><span class="MathJax" tabindex="0" style="position: relative;" role="presentation"><span class="none-math" id="Inline:_\mu_=_\frac{1}{T\_s}" style="width: 3.633em; display: inline-block;"><span style="display: inline-block; position: relative; width: 2.866em; height: 0px; font-size: 127%;"><span style="position: absolute; clip: rect(1.076em, 1002.87em, 2.815em, -999.997em); top: -2.145em; left: 0em;"><span class="mrow"><span class="mi" style="font-family: NeoEulerMathJax_Main;">μ<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.003em;"></span></span><span class="mo" style="font-family: NeoEulerMathJax_Main; padding-left: 0.258em;">=</span><span class="mfrac" style="padding-left: 0.258em;"><span style="display: inline-block; position: relative; width: 0.77em; height: 0px; margin-right: 0.105em; margin-left: 0.105em;"><span style="position: absolute; clip: rect(3.326em, 1000.21em, 4.144em, -999.997em); top: -4.395em; left: 50%; margin-left: -0.151em;"><span class="mn" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">1</span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; clip: rect(3.326em, 1000.62em, 4.246em, -999.997em); top: -3.577em; left: 50%; margin-left: -0.304em;"><span class="msubsup"><span style="display: inline-block; position: relative; width: 0.616em; height: 0px;"><span style="position: absolute; clip: rect(3.326em, 1000.41em, 4.144em, -999.997em); top: -3.986em; left: 0em;"><span class="mi" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">T<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.054em;"></span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; top: -3.883em; left: 0.36em;"><span class="mi" style="font-size: 50%; font-family: NeoEulerMathJax_Main;">s</span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span></span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; clip: rect(0.872em, 1000.77em, 1.23em, -999.997em); top: -1.276em; left: 0em;"><span style="display: inline-block; overflow: hidden; vertical-align: 0em; border-top: 1.3px solid; width: 0.77em; height: 0px;"></span><span style="display: inline-block; width: 0px; height: 1.076em;"></span></span></span></span></span><span style="display: inline-block; width: 0px; height: 2.15em;"></span></span></span><span style="display: inline-block; overflow: hidden; vertical-align: -0.711em; border-left: 0px solid; width: 0px; height: 1.951em;"></span></span></span>:サービス率で<span class="MathJax_Preview" style="color: inherit;"></span><span class="MathJax" tabindex="0" style="position: relative;" role="presentation"><span class="none-math" id="Inline:_T\_s" style="width: 1.127em; display: inline-block;"><span style="display: inline-block; position: relative; width: 0.872em; height: 0px; font-size: 127%;"><span style="position: absolute; clip: rect(1.23em, 1000.87em, 2.406em, -999.997em); top: -2.094em; left: 0em;"><span class="mrow"><span class="msubsup"><span style="display: inline-block; position: relative; width: 0.872em; height: 0px;"><span style="position: absolute; clip: rect(3.121em, 1000.57em, 4.144em, -999.997em); top: -3.986em; left: 0em;"><span class="mi" style="font-family: NeoEulerMathJax_Main;">T<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.105em;"></span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; top: -3.832em; left: 0.514em;"><span class="mi" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">s</span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span></span></span></span><span style="display: inline-block; width: 0px; height: 2.099em;"></span></span></span><span style="display: inline-block; overflow: hidden; vertical-align: -0.256em; border-left: 0px solid; width: 0px; height: 1.237em;"></span></span></span>の代わりに<span class="MathJax_Preview" style="color: inherit;"></span><span class="MathJax" tabindex="0" style="position: relative;" role="presentation"><span class="none-math" id="Inline:_\frac{1}{\mu}" style="width: 0.974em; display: inline-block;"><span style="display: inline-block; position: relative; width: 0.77em; height: 0px; font-size: 127%;"><span style="position: absolute; clip: rect(1.025em, 1000.77em, 2.712em, -999.997em); top: -2.094em; left: 0em;"><span class="mrow"><span class="mfrac"><span style="display: inline-block; position: relative; width: 0.565em; height: 0px; margin-right: 0.105em; margin-left: 0.105em;"><span style="position: absolute; clip: rect(3.326em, 1000.21em, 4.144em, -999.997em); top: -4.395em; left: 50%; margin-left: -0.151em;"><span class="mn" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">1</span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; clip: rect(3.531em, 1000.46em, 4.297em, -999.997em); top: -3.628em; left: 50%; margin-left: -0.202em;"><span class="mi" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">μ<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.003em;"></span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; clip: rect(0.872em, 1000.57em, 1.23em, -999.997em); top: -1.276em; left: 0em;"><span style="display: inline-block; overflow: hidden; vertical-align: 0em; border-top: 1.3px solid; width: 0.565em; height: 0px;"></span><span style="display: inline-block; width: 0px; height: 1.076em;"></span></span></span></span></span><span style="display: inline-block; width: 0px; height: 2.099em;"></span></span></span><span style="display: inline-block; overflow: hidden; vertical-align: -0.646em; border-left: 0px solid; width: 0px; height: 1.886em;"></span></span></span>との積で表現する場合もあります。
| | \( T_s \):平均サービス時間 ※\( \mu = \frac{1}{T_s} \):サービス率で\( T_s \)の代わりに\( \frac{1}{\mu} \)との積で表現する場合もあります。 |
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| 統合後は単純に平均待ち時間が2倍になるだけという<span class="MathJax_Preview" style="color: inherit;"></span><span class="MathJax" tabindex="0" style="position: relative;" role="presentation"><span class="none-math" id="Inline:_\rho" style="width: 0.718em; display: inline-block;"><span style="display: inline-block; position: relative; width: 0.565em; height: 0px; font-size: 127%;"><span style="position: absolute; clip: rect(1.536em, 1000.51em, 2.508em, -999.997em); top: -2.145em; left: 0em;"><span class="mrow"><span class="mi" style="font-family: NeoEulerMathJax_Main;">ρ</span></span><span style="display: inline-block; width: 0px; height: 2.15em;"></span></span></span><span style="display: inline-block; overflow: hidden; vertical-align: -0.321em; border-left: 0px solid; width: 0px; height: 0.977em;"></span></span></span>→<span class="MathJax_Preview" style="color: inherit;"></span><span class="MathJax" tabindex="0" style="position: relative;" role="presentation"><span class="none-math" id="Inline:_2\rho" style="width: 1.332em; display: inline-block;"><span style="display: inline-block; position: relative; width: 1.025em; height: 0px; font-size: 127%;"><span style="position: absolute; clip: rect(1.281em, 1000.97em, 2.508em, -999.997em); top: -2.145em; left: 0em;"><span class="mrow"><span class="mn" style="font-family: NeoEulerMathJax_Main;">2</span><span class="mi" style="font-family: NeoEulerMathJax_Main;">ρ</span></span><span style="display: inline-block; width: 0px; height: 2.15em;"></span></span></span><span style="display: inline-block; overflow: hidden; vertical-align: -0.321em; border-left: 0px solid; width: 0px; height: 1.302em;"></span></span></span>になる問題ですので | | 統合後は単純に平均待ち時間が2倍になるだけという\( \rho \)→\( 2\rho \)になる問題ですので |
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| <script></freescript> | | <script></freescript> |
| <div class="imadake-left" style="transform-origin: top left;transform: scale(0.8);"> | | <div class="imadake-left" style="transform-origin: top left;transform: scale(0.8);"> |
| <span class="MathJax_Preview" style="color: inherit;"></span><div class="MathJax_Display" style="text-align: center;"><span class="MathJax" tabindex="0" style="text-align: center; position: relative;" role="presentation"><span class="none-math" id="Display:_W\_q_=_\frac{2\rho}{1_-_2\rho}_\times_T\_s" style="width: 9.973em; display: inline-block;"><span style="display: inline-block; position: relative; width: 7.825em; height: 0px; font-size: 127%;"><span style="position: absolute; clip: rect(0.616em, 1007.83em, 3.173em, -999.997em); top: -2.145em; left: 0em;"><span class="mrow"><span class="msubsup"><span style="display: inline-block; position: relative; width: 1.485em; height: 0px;"><span style="position: absolute; clip: rect(3.173em, 1001.08em, 4.144em, -999.997em); top: -3.986em; left: 0em;"><span class="mi" style="font-family: NeoEulerMathJax_Main;">W<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.054em;"></span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; top: -3.832em; left: 0.974em;"><span class="mi" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">q</span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span></span></span><span class="mo" style="font-family: NeoEulerMathJax_Main; padding-left: 0.258em;">=</span><span class="mfrac" style="padding-left: 0.258em;"><span style="display: inline-block; position: relative; width: 2.815em; height: 0px; margin-right: 0.105em; margin-left: 0.105em;"><span style="position: absolute; clip: rect(3.121em, 1001.02em, 4.349em, -999.997em); top: -4.65em; left: 50%; margin-left: -0.509em;"><span class="mrow"><span class="mn" style="font-family: NeoEulerMathJax_Main;">2</span><span class="mi" style="font-family: NeoEulerMathJax_Main;">ρ</span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; clip: rect(3.121em, 1002.66em, 4.349em, -999.997em); top: -3.321em; left: 50%; margin-left: -1.378em;"><span class="mrow"><span class="mn" style="font-family: NeoEulerMathJax_Main;">1</span><span class="mo" style="font-family: NeoEulerMathJax_Main; padding-left: 0.207em;">−</span><span class="mn" style="font-family: NeoEulerMathJax_Main; padding-left: 0.207em;">2</span><span class="mi" style="font-family: NeoEulerMathJax_Main;">ρ</span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; clip: rect(0.872em, 1002.82em, 1.23em, -999.997em); top: -1.276em; left: 0em;"><span style="display: inline-block; overflow: hidden; vertical-align: 0em; border-top: 1.3px solid; width: 2.815em; height: 0px;"></span><span style="display: inline-block; width: 0px; height: 1.076em;"></span></span></span></span><span class="mo" style="font-family: NeoEulerMathJax_Main; padding-left: 0.207em;">×</span><span class="msubsup" style="padding-left: 0.207em;"><span style="display: inline-block; position: relative; width: 0.872em; height: 0px;"><span style="position: absolute; clip: rect(3.121em, 1000.57em, 4.144em, -999.997em); top: -3.986em; left: 0em;"><span class="mi" style="font-family: NeoEulerMathJax_Main;">T<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.105em;"></span></span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span><span style="position: absolute; top: -3.832em; left: 0.514em;"><span class="mi" style="font-size: 70.7%; font-family: NeoEulerMathJax_Main;">s</span><span style="display: inline-block; width: 0px; height: 3.991em;"></span></span></span></span></span><span style="display: inline-block; width: 0px; height: 2.15em;"></span></span></span><span style="display: inline-block; overflow: hidden; vertical-align: -1.166em; border-left: 0px solid; width: 0px; height: 2.99em;"></span></span></span></div>
| | $$ W_q = \frac{2\rho}{1 - 2\rho} \times T_s $$ |
| </div> | | </div> |
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