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How to write code for parametric equation
My Code: >> clear; syms t real; r = [ 4*cos(t), 2*sin(t) ] Dr = diff(r) >> subs( Dr,t,2) % substitute at t=2 ans = [...
How to write code for parametric equation
My Code: >> clear; syms t real; r = [ 4*cos(t), 2*sin(t) ] Dr = diff(r) >> subs( Dr,t,2) % substitute at t=2 ans = [...
5 years 前 | 0
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plotting a spherical segment
My code: >> clear; syms t x y z real; r = 1 a = .4*r % 40 pct. of r b = .6*r % 60 pct. of r eq = x^2+y^2+z^2 =...
plotting a spherical segment
My code: >> clear; syms t x y z real; r = 1 a = .4*r % 40 pct. of r b = .6*r % 60 pct. of r eq = x^2+y^2+z^2 =...
5 years 前 | 0
提问
Table did not show correctly after converting from cell array by using cell2table
data = [32 47 51 41 46 30 46 38 34 34 52 48 48 38 43 41 21 24 25 29 33 45 51 32 32 27 23 23 34 35 ]; v = r...
9 years 前 | 1 个回答 | 0
1
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DOUBLE cannot convert the input expression into a double array
I try to plote : C1=100e-12; C2=100e-12; R1=2.2e3; L=150e-9; V1=6; syms vC1(t) DvC1 = diff(vC1); D2vC1=diff(vC1,2); v...
11 years 前 | 0 个回答 | 0
0
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Why y is a complx number? y = x.^(2/3)
x = -10:1:10 y = x.^(2/3) Actually I try to plot y = x^(2/3)but I get warning from Matlab. I try fplot(x^(2/3)[-10,10]...
12 years 前 | 2 个回答 | 0
