Ẓṛ asagm n Talɣa:Aggur:Timassanin/Amgrad 2

[[Afaylu:Logarithme neperien.svg|thumb|250px|Alugaritm anipiri ]]
Iga '''Alugaritm agaman''' nɣ '''Alugaritm anipiri''' (s [[tanglizt]] : Natural logarithm) yat tsɣnt bahra ittyusann ɣ [[tusnakt]]. Ar tsnfal tasɣnt ad afaris s tmrnit zun d [[Tasɣnt talugaritm|tisɣnin ilugaritmiyn]] yaḍnin. Ar tt nttara s mk ad : <math>\ln()</math>. 

Ar nttini is iga alugaritm agaman s uzadur n <math>e</math> acku <math>ln(e)=1</math>. Iga alugaritm agaman tamnzut n tsɣnt : <math>x \longmapsto 1/x </math> ɣ uzilal  <math>]0 ; + \infty[</math> .

Alugaritm ad dars yan yism yaḍn ad t igan d "anipiri". Ism ad ikka d [[John Napir]], yan umusnak askatlandi, amskar amzwaru n tflwit talugaritmiyt (tmzaray f talli nssn).

Tettyawskar tazmilt n ulugaritm zɣ dar [[Grégoire de Saint-Vincent d Alphonse Antonio de Sarasa]] ɣ usggʷas n 1649...
([[Alugaritm agaman|'''Ɣr uggar'''...]])


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