Add exceptions when $lower value is greater than $upper
Format code.
[auto] Merge from Math

    • #1e56060 — Add exceptions when $lower value is greater than $upper (rparpa, 2014-12-19)
    • #8837945 — Format code. (Ivan Enderlin, 2014-12-22)

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Merge branch 'master' of /var/lib/git/repositories/Library/Math