# Tropical Curves

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Tropical mathematics has two operations, addition, , and multiplication, , which differ from traditional addition and subtraction. Tropical addition is defined as the minimum of the numbers while tropical multiplication is defined as the ordinary sum. For example, and . A power is repeated multiplication; for example, .

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Contributed by: Whitney Taylor (November 2011)

Open content licensed under CC BY-NC-SA

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Reference

[1] D. Speyer and B. Sturmfels, "Tropical Mathematics," *Mathematics Magazine,* 82(3), 2009 pp. 163–173.

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