Spookily similar to Problem 381 ("Angle between two vectors")....
Back to basics 23 - Triangular matrix
middleAsColumn: Return all but first and last element as a column vector
Compare two input matrices
Area of a triangle
Kryptos - CIA Cypher Sculpture: Vigenere Encryption
Rubik's Cube: 30 Moves or Less: Minimum Avg Time
DNA Pattern Match: Performance Metric - Speed
R2012b atan in Degrees
USC Fall 2012 ACM : Chemical Analysis
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