Chi
From Wikipedia, the free encyclopedia.

Chi is also an alternate spelling of Qi, the Taoist fifth force.

Chi (Χ χ) is the 22nd letter of the Greek alphabet and has a numeric value of 600.

The upper-case letter Χ is used as the symbol for:

• The name of Jesus Christ in Christianity, as in X-mas etc.

The lower-case letter χ is used as the symbol for:

• The chi-square distribution in statistics.

The original article can be found at: http://en.wikipedia.org/wiki/Chi.
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