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default output on screen of array of order > 2
Hello in what follow , the values "5" in the array are irrelevant consider this command: A = repmat(5,[2 2 2 2]) A(...
29 days 前 | 1 个回答 | 0
1
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first order PDE , verification of one solution
many thanks to all !! anyway i think that the right answer to the command: v1 = diff(f(x-y),x) should be D(f)(x - y) not "d...
first order PDE , verification of one solution
many thanks to all !! anyway i think that the right answer to the command: v1 = diff(f(x-y),x) should be D(f)(x - y) not "d...
4 months 前 | 0
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first order PDE , verification of one solution
Hello the solution of the PDE: df(x,y)/dx + df(x,y)/dy =0 should be f= f(x-y) , with f an arbitrary function of the argument ...
4 months 前 | 3 个回答 | 0
3
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atan2 does not accept complex numbers as input
Good Morning If I'm not mistaken I think that there is a definition of the atan2() function also in the complex field. If so...
1 year 前 | 2 个回答 | 0
2
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slow drawing of a set of points on a plane
Dear Sir please let me have a help this is a simple set of statements that: -define figure 1 -clear the figure -define a ...
1 year 前 | 2 个回答 | 0
2
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please let me have a help with the 'solve' command
in the following is: i = sqrt(-1) pi= 3.1416 syms m fi real assumeAlso( fi>=0 ) assumeAlso( fi<2*pi ) ...
9 years 前 | 2 个回答 | 0
