A map f between groups A and B is a homomorphism of A into B if f(a1 * a2) = f(a1) * f(a2) for all a1,a2 in A. where the *s are the respective group operations.

In addition suitable contents:
[ 2 ] [ = ] [ a1 ] [ al ] [ an ] [ ar ] [ at ] [ B ] [ b ] [ be ] [ ec ] [ ee ] [ er ] [ era ] [ es ] [ et ] [ fo ] [ for ] [ gr ] [ group ] [ h ] [ in ] [ int ] [ io ] [ is ] [ ma ] [ map ] [ mo ] [ ns ] [ om ] [ op ] [ pe ] [ ph ] [ re ] [ ro ] [ sm ] [ spec ] [ th ] [ to ] [ tw ] [ up ] [ ve ]