#initial-load-header-loader { visibility: hidden!important; } #initial-load-content { visibility: visible!important; } .expandable .expandable-control { display: none!important; } .expandable .expandable-content { display: block!important; visibility: visible!important; max-height: none!important; height: auto!important; }

semigroup

[sem-ee-groop]

noun Mathematics.

an algebraic system closed under an associative binary operation.

Origin of semigroup

First recorded in 1925–30; semi- + group

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019