3 definitions by brian911

Used by cocky engineering I-am-smarter-than-you-and-I-know-it students upon completion of a difficult proof. To really erate the professor, add (quite easily done) afterwards.
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proof of limit using delta-epsilon
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QED (quite easily done)
by brian911 October 15, 2005
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The term comes from a famous soliloquy given by Macbeth in Shakespeare's play. It can be used to dismiss a person's action or argument as irrelevant or futile.
'Life's but a walking shadow, a poor player
That struts and frets his hour upon the stage
And then is heard no more: it is a tale
Told by an idiot, full of sound and fury,
Signifying nothing.' -- Macbeth
by brian911 October 23, 2005
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Abbreviation of the latin word: videlicet. Used interchangeably with i.e. It means "literally" or "namely." Used by math professors that want to confuse students.
The matrix is positive-definite, viz. there is an complete increasing sequence of principal minors with all terms positive.
by brian911 October 15, 2005
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