B M X ▁rid ers ▁Category : Cy cl ists ▁at ▁the ▁ 2 0 1 2 ▁Summer ▁Olympics ▁Category : Cy cl ists ▁at ▁the ▁ 2 0 1 6 ▁Summer ▁Olympics ▁Category : O lymp ic ▁cycl ists ▁of ▁the ▁United ▁States ▁Category : Cy cl ists ▁at ▁the ▁ 2 0 1 5 ▁Pan ▁American ▁Games ▁Category : Med al ists ▁at ▁the ▁ 2 0 1 6 ▁Summer ▁Olympics ▁Category : O lymp ic ▁silver ▁medal ists ▁for ▁the ▁United ▁States ▁in ▁cy cling <0x0A> </s> ▁Bruce ▁Mon cur ▁Ir ons ▁( 6 ▁October ▁ 1 9 2 4 ▁– ▁ 5 ▁December ▁ 1 9 8 3 ) ▁was ▁an ▁engineer ▁and ▁math ematic ian , ▁known ▁for ▁his ▁fundamental ▁contribution ▁to ▁the ▁finite ▁element ▁method , ▁including ▁the ▁patch ▁test , ▁the ▁front al ▁sol ver ▁and , ▁along ▁with ▁Ian ▁C . ▁Ta ig , ▁the ▁is op aram et ric ▁element ▁concept . ▁ ▁He ▁developed ▁multiple ▁s cl eros is ; ▁finding ▁it ▁difficult ▁to ▁accept ▁anticip ated ▁rela ps es , ▁he ▁committed ▁suic ide ▁on ▁ 5 ▁December ▁ 1 9 8 3 , ▁and ▁his ▁wife ▁followed ▁suit . ▁ ▁References ▁ ▁External ▁links ▁ ▁Bruce ▁M . ▁Ir ons ▁Memorial ▁Sch olar ship ▁ ▁Category : Pe ople ▁associated ▁with ▁the ▁finite ▁element ▁method ▁Category : 1 9 8 3 ▁death s ▁Category : 1 9 2 4 ▁birth s ▁Category : 2 0 th - century ▁mathemat icians <0x0A>