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Shirley89銀蟲 (小有名氣)
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[求助]
幫忙求解一下 已有1人參與
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Variable t, c; ODEFunction c'=-(a*d*c^2-b*f*0.25*(9.404-c)^2)/(1+d*c+0.5*f*(9.404-c)); Data; 0 8.769713879 3 5.909461709 6 5.736047766 9 4.756936544 12 4.505799773 15 4.354160734 18 4.124025932 21 3.994725485 31 3.732949397 41 3.680613046 51 3.537445782 61 3.283577643 |
主管區(qū)長(zhǎng) (職業(yè)作家)
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專家經(jīng)驗(yàn): +1059 |
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仍不穩(wěn)定,不唯一: Correlation Coef. (R): 0.98660934579337 R-Square: 0.973398001206822 Determination Coef. (DC): 0.973395608126228 F-Statistic: 73.3952829093828 Parameters Best Estimate -------------------- ------------- a 0.763493712615448 d 0.154211767947846 b 0.0210415384517811 f 6.84334269823291 Correlation Coef. (R): 0.986609345793523 R-Square: 0.973398001207123 Determination Coef. (DC): 0.973395608126228 F-Statistic: 73.395282909383 Parameters Best Estimate -------------------- ------------- a 0.45577653599466 d 12.3639971047732 b 0.0204201850328258 f 337.500159757986 |

主管區(qū)長(zhǎng) (職業(yè)作家)
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專家經(jīng)驗(yàn): +1059 |

主管區(qū)長(zhǎng) (職業(yè)作家)
![]() |
專家經(jīng)驗(yàn): +1059 |

銀蟲 (小有名氣)
銀蟲 (小有名氣)
主管區(qū)長(zhǎng) (職業(yè)作家)
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專家經(jīng)驗(yàn): +1059 |

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