Find sum of negative elements in row.
Example x=[1 -5 3 4 -6 6 7 8 9 10]
result = -11
Getting logical indexes
Magic is simple (for beginners)
05 - Vector Equations 1
UICBioE240 problem 1.13
Get derivarive of polynomial given as vector array.
Solve expression I
Calculate the values of a polynomial.
Count given word x in text.
Find scalar product of two polynomials a and b, given as vector array.
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