Season 1, Episode 3
First Season box art

Air date 4 February 2005
Episode guide
Uncertainty Principle
Structural Corruption
Wikia Numb3rs - Lake's profile of biologist

A deadly virus is spreading through LA and only Charlie's equations can determine how far and where the disease is headed. The CDC is also on the case, and Don has to contend with a potential turf war among the authorities.


In everyday usage, the term "angle" is often substituted, however, technically, a vector is "a quantity possessing both magnitude and direction". Such distinctions leads us into Charlie's territory.

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