Vlera absolute: Dallime mes rishikimesh

Shenimi matematikor ose simboli me dy vija vertikale {{math|{{!}}''x''{{!}}}} u perdor per here te pare nga [[Karl Weierstrass]] in 1841.<ref>Nicholas J. Higham, ''Handbook of writing for the mathematical sciences'', SIAM. ISBN 0-89871-420-6, p.&nbsp;25</ref>. Emertime te tjera per ''vleren absolute'' jane "vlera numerike" <ref name=oed /> and "magnituda".<ref name=oed />