474 Dy 1 Math : . Imagine 2 PNKG mnj in space # Injectors parallel along % •eons . . - - - - . over the , thy stt Bt thus another to onvge . . the must be . the to anuptetze way iggy the is the her might ask Yen to an may bother . . . all qtr , fm km we sphere will td to a object tht of Einstein general relativity idea uf . : An object so FORCE pulling then together gone : are niklf gravity be interpreted an a day pdld will in mug move great ode Nwtmtht the free gwity blw f emtlf at messes ... meet at the pole ! curving space as are . I & 5 is ) F Mastel most) Ty¥xp = • X + y • Of case , the problem light is Photo bt gravity masks , are . Dwi Om°n¥sµ - So the " idea B Definition A goody .2 in moves a a by the swtst path curved spare wt to wdrstd sshthhgs utrh , We Df : tht light : A poached one Ks ) B is we , We an understand the local theory f " G) awes he bk Heir light is start dog - by R . mbstady to R3 B detected by cured , tht so , or the Bit path R any " ) : . velocity aaehnth by wrkstadg the poarewitrth & its Amt ↳ ae sun . parametrized Lara light on obsne stirs nhih an I loaf ) shortest path Hw 2 pants a s⇐gi# 2 eclipses bit the spare fuck fan a y ads nonetheless . behind the . a shaft the san Fnprticlr ↳ , the canst f we came a B measure a fberdig €81 It's tavern tangent ode of tart of The are reef annoy gbkl fits some f points )< Verlexthm For called are : Ay simple will the votes f dead plane also ken curve For example . ode if Hs ) : B . the camtwef - a me ND the with , . has cue at least for whus Dti 0 . The : Next , Any cmehstoklcwutme Siple dad plane utwn to hhth Surtees are sets in 1123 SKG) white , or ds = 2* . locally be written as the hx f a mp f : lR2→R ? cwntuefr Sfat.EE#fg (µ Thins also < rotm f More positive curvature Negate Cwuatm Mae negate auntie . And bans . global themes amity were Bonnet thus : : the totdcumte faytois is 0 . i €t÷¥s ÷÷÷ff: : wnte And will an see an eyplicit rdetv example fhw cwwte arises in