▁Mathemat ical ▁Society ▁have ▁been ▁F ell ows ▁of ▁the ▁Royal ▁Society ▁of ▁London . The ▁Society ▁rapidly ▁expanded ▁and ▁moved ▁away ▁from ▁its ▁initial ▁base ▁in ▁University ▁College . ▁Within ▁two ▁years ▁of ▁the ▁found ing ▁of ▁the ▁Society ▁it ▁had ▁moved ▁into ▁Bur ling ton ▁House , ▁Pic c ad illy , ▁occup ying ▁a ▁room ▁in ▁the ▁prem ises ▁of ▁the ▁Royal ▁Astronom ical ▁Society . ▁There ▁was , ▁of ▁course , ▁already ▁a ▁connection ▁with ▁the ▁Royal ▁Astronom ical ▁Society ▁since ▁that ▁Society ▁had ▁earlier ▁absor bed ▁the ▁Sp ital fields ▁Mathemat ical ▁Society . ▁The ▁Society ▁rapidly ▁gained ▁international ▁status , ▁and ▁two ▁years ▁after ▁it ▁was ▁founded , ▁in ▁ 1 8 6 7 , ▁it ▁instit uted ▁a ▁category ▁of ▁honor ary ▁foreign ▁member . ▁The ▁first ▁such ▁member ▁was ▁Ch as les . From ▁its ▁foundation ▁the ▁Society ▁decided ▁that ▁it ▁would ▁publish ▁a ▁journal , ▁the ▁Pro ceed ings ▁of ▁the ▁London ▁Mathemat ical ▁Society . ▁▁ ▁Between ▁the ▁first ▁meeting ▁in ▁January ▁ 1 8 6 5 ▁up ▁to ▁November ▁ 1 8 6 6 , ▁ 3 7 ▁papers ▁had ▁been ▁presented . ▁However ▁the ▁membership ▁had ▁rapidly ▁increased ▁and ▁the ▁cost ▁of ▁distrib uting ▁the ▁Pro ceed ing ▁to ▁the ▁members ▁would ▁have ▁been ▁too ▁expensive ▁if ▁all ▁the ▁papers ▁had ▁been ▁published . ▁To ▁keep ▁down ▁costs ▁only ▁eleven ▁of ▁the ▁ 3 7 ▁papers ▁were ▁published . ▁Fin an cial ▁press ures ▁continued ▁on ▁the ▁young ▁Society , ▁largely