Euler's identity

Alternate timeline
(covers information from an alternate timeline)
Euler's identity

Seven's writing of Euler's identity

Euler's identity is the mathematical equation eiπ + 1 = 0, named after 18th century Earth mathematician Leonhard Euler.

Disoriented after awakening in an alternate timeline 2401, Seven of Nine wrote the equation on a mirror with lipstick as part of a self-test of her cognitive function. (PIC: "Penance")

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