When the input is certainly not the global variable z, your function must return false. Otherwise return true. All inputs & variable values will be scalar.
Remove all the consonants
Most nonzero elements in row
Compute a dot product of two vectors x and y
Construct an index vector from two input vectors in vectorized fashion
A different counting method
Anyone for tennis? Your chances of winning a tie-break game
The twelve days of Christmas
Back to basics: adding comments to your code
What score did they give?
Testing for randomness: uniform distribution of real numbers (distribution checking)
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