Given the radius x, y would be the area of a circle.
Pi = 3.1416
Matrix to column conversion
Check that number is whole number
Matlab Basics II - Intervals
Array of Ones
Multiply by 3
Vector with a repeated entry
Given the variable x as your input, multiply it by four, then divide it by two. Then put the result in y.
Log of a number
ASCII code of a leter.
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