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Sun Wook Han


Last seen: 3 years 前 |  自 2021 起处于活动状态

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统计学

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how can I exclude NaN when I calculate average?
how can I exclude NaN when I calculate average? For example, A = [1 3 5 NaN 9] How can I calculate average of A? The answer ...

3 years 前 | 1 个回答 | 0

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Please help me estimate value
y_1,B0=0, y_1,A0=0.9 V_A=100cm^3, V_B=300cm^3 L = 2cm, A = pi*(9/4) cm^2 t_0=0 Please help me code so that I can plot y1...

3 years 前 | 0 个回答 | 0

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Please help me with summation
I would like to get t value Please help me code this problem Please see the attached Given data Left side (m1(t)/m1,inf = 1...

3 years 前 | 1 个回答 | 0

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Error using sym/subindex (Bessel function)
syms k t = 0:1:100; rho = 1000; mu = 0.001; dp = 1; R = 0.05; l = 1; ram = besselzero(0,11); tau = mu*t/(rho*R^2); f1 =...

3 years 前 | 2 个回答 | 0

2

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how to solve 5 equations with 5 unknowns.
Euqaitons are below. T=300+200x -r=0.1*k*(1-x-(x/K_c)) 2500=x/(-r) ln(k/0.01)=5033*((1/300)-(1/T)) K_c=10*exp(3020*((1/45...

4 years 前 | 1 个回答 | 1

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Question about plotting graph.
The code below is how I got T1. Now, I'd like to plot T1 vs T0(it was a fixed value 450). What code should I input here? I tr...

4 years 前 | 2 个回答 | 0

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