▁central ▁b im od ules ▁in ▁non comm ut ative ▁differential ▁geometry , ▁J . ▁Ge om . ▁Phys . ▁ 2 0 ▁( 1 9 9 6 ) ▁ 2 1 8 . ▁▁ ▁Land i , ▁G ., ▁An ▁Introduction ▁to ▁Non comm ut ative ▁Sp aces ▁and ▁their ▁Ge omet ries , ▁L ect . ▁Notes ▁Physics , ▁New ▁series ▁m : ▁Mon ograph s , ▁ 5 1 ▁( Spring er , ▁ 1 9 9 7 ) ▁, ▁iv + 1 8 1 ▁pages . ▁ ▁Mang iar otti , ▁L ., ▁S ard an ash v ily , ▁G ., ▁Con ne ctions ▁in ▁Class ical ▁and ▁Quant um ▁Field ▁Theory ▁( World ▁Scient ific , ▁ 2 0 0 0 ) ▁ ▁External ▁links ▁▁ ▁S ard an ash v ily , ▁G ., ▁L ect ures ▁on ▁D iffer ential ▁Ge ometry ▁of ▁Mod ules ▁and ▁R ings ▁( L am bert ▁Academ ic ▁Publishing , ▁S aar br ücken , ▁ 2 0 1 2 ); ▁▁ ▁Category : Connection ▁( math emat ics ) ▁Category : Non comm ut ative ▁geometry <0x0A> </s> ▁Herbert ▁Wil kin son ▁Ay re ▁( 2 2 ▁October ▁ 1 8 8 2 ▁– ▁ 2 2 ▁November ▁ 1 9 6 6 ) ▁was ▁a ▁footballer ▁who ▁played ▁in ▁The ▁Football ▁League ▁for ▁Gr ims by ▁Town . ▁ ▁In ▁ 1 9 5 3 , ▁he ▁married ▁to ▁E ile en ▁Hot son . ▁ ▁References