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Typos
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@ -199,7 +199,7 @@ ylabel('y axis')
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title('Plot of y = sin(x)')
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axis([0 2*pi -1 1]) % x range from 0 to 2*pi, y range from -1 to 1
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plot(x,y1,'-',x,y2,'--',x,y3,':'') % For multiple functions on one plot
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plot(x,y1,'-',x,y2,'--',x,y3,':') % For multiple functions on one plot
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legend('Line 1 label', 'Line 2 label') % Label curves with a legend
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% Alternative method to plot multiple functions in one plot.
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@ -403,7 +403,7 @@ trace(A) % Trace of matrix - equivalent to sum(diag(A))
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isempty(A) % Tests if array is empty
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all(A) % Tests if all elements are nonzero or true
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any(A) % Tests if any elements are nonzero or true
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isequal(A, B) %Tests equality of two arrays
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isequal(A, B) % Tests equality of two arrays
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numel(A) % Number of elements in matrix
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triu(x) % Returns the upper triangular part of x
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tril(x) % Returns the lower triangular part of x
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