
ernst cotter

oru jarmman ganithashaasthranjanaayirunnu ernst cotter (1859-1922).
vidyaabhyaasam.
kaal warestrassinteyum leopold kronekarinteyum melnottatthil berlin sarvakalashaalayil ninnu 1884 ll cotter birudam nedi.
currier.
kottarude "poornnamaayum jyaamitheeya sidhaanthathinte beejaganita samathala vakrangalude adisthaanangal" enna grandhatthinu 1886 leeii berlin royal academyude sammanam labhichu.
1901-ll addeham "mong muthal staad vare synthetic jyaamithiyude vikasanam" (1847) ennathinekkurichulla thante report prasidheekarichu.
1897-ll thanne ithu pathrangalilekku ayachirunnuvenkilum achan sarvakalaashaalayilekkulla kottarude niyamanavum thudarnnulla asukhavum kaaranam poorttheekaranam maattivachu.
dandalin golangalude sidhaanthangal chithreekarikkunnathinaayi addeham oru chalanathmaka thadi maathruka nirmmichu.
sconfliesumaayum kottarumaayum nadatthiya oru charchayil, jyaamithiyile pooyintukal, lineukal, playinukal ennivaykku "tableukal, kaserakal, bear maggukal" ennu peridaavunna thante prashasthamaaya udharani hilbert paranjathaayi reportund.