Calculate roots of polynomial given as vector array.
x=[1 2 0 5 0 3]
0.4784 + 1.0983i;
0.4784 - 1.0983i;
-0.1150 + 0.8680i;
-0.1150 - 0.8680i]
Remove all the consonants
Most nonzero elements in row
2 b | ~ 2 b
Angle between two vectors
Count given word x in text.
Replace x value into y value in string text.
Solve expression II
Calculate the sum of elements of n*n Hilbert matrix.
Convert array of decimal numbers into hexadecimal numbers array.
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