eVec = Hello
( eVec is a string, which is a vector of characters )
Number of digits in an integer
Sum the numbers on the main diagonal
sum of first 'n' terms
Do you like your boss?
Element by element multiplication of two vectors
02 - Vector Variables 4
01 - Scalar variables
07 - Common functions and indexing 4
04 - Scalar Equations 2
06 - Matrix Equations 1
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