Orðaskrá

reciprocal, n.

1. (with respect to a multiplication) umhverfa, margföldunarumhverfa, margföldunarandhverfa
   = multiplicative inverse, reciprocal element 1
   -> inverse 4, reciprocal matrix, reciprocal number
2. (with respect to any operation) umhverfa, andhverfa
   = inverse 4, inverse element, reciprocal element 2