RECIPROCAL

'Reciprocal' may refer to:

★ Reciprocal (mathematics), the number 1/''x'', which multiplied by ''x'' gives the product 1

★ Reciprocal rule, a technique in calculus for calculating derivatives of reciprocal functions

★ Reciprocal lattice, a basis for the dual space of covectors, in crystallography

★ Reciprocal (grammar), a relationship between grammatical agents

★ Reciprocal determinism, a theory in psychology

★ Reciprocal altruism, a form of symbiotic relationship in evolutionary biology

★ Reciprocal cross, a breeding experiment in genetics

★ Reciprocal hybrids, in genetics are the result of reciprocal crossing.

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See also

See also

★ Reciprocity