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One way: numel(num2str(A))

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3

Answered 3 years ago

x = .4 * rand(100,1)-.2;

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2

Answered 3 years ago

syms s >> expand((s+4)*(s+0.5-0.2*i)*(s+0.5+0.2*i)) ans = s^3 + 5*s^2 + (429*s)/100 + 29/25 >> fac...

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2

Answered 3 years ago

c = b'*a

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2

Answered 3 years ago

Your equations are not independent. The second is 2 times the first

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1

Answered 9 months ago

a = magic(3); padarray(a,[2 1]) ans = 0 0 0 0 0 0 0 0 0 0 0 ...

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1

Answered 3 years ago

set(gca,'XTick',[])

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1

Answered 3 years ago

x = mean(reshape(y,[],30)).' %y is 3000 x 1

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1

Answered 3 years ago

http://www.mathworks.com/moler/chapters.html

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1

Answered 3 years ago

lsqcurvefit() % optimization toolbox or lsqnonlin()

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1

Answered 3 years ago