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MathuraDef.
We mane area on 6211123) by sphil area,
&define the average whebreypatdvahd of a ft HP) f :
Aueraseea, # P) = at fast . ) d Are
Important : Rottb trnstm planes & nomes ntesaeway
& pcsnesphnd & Gassman nm area.
Coftsfomla: The length of a sphril come j is gin by
it . ( Averagepear } ,
( * fmtsatsf 8 with P)
¥ : The qntr mtsuts ldst) aypke IN the ogm in eatf 2 ports,
& bled its lyth is 2*.
= . The adef He at 455 mtsuts
¥p%#iay
and the nmlb btw 455 & ygqu
in 2 pub,& intents
anyand nbe ml is north f 45N or suthf 455
=in 0 ports .
so lgth = t.tt#....I.nMmsi=4fYf.Ya2dzd4=EfYn2dz=itlzIYr.=itE=rz*
of use .
the code b rds s in 1959 = toe,
so its length R 2 # Hat rz # ✓
Pofffoft_Fmk : We provethis G appoxitj or one 8 f ncsf greet aides
.
so µ a a sfe are of bth 0 . Tf he pmthe fk who for this an
,th rthl invariance ipks it way
fr ayare of 4th o .
*€¥€ag it gttj at a pot o,
the gnat ads tfh The nots aby it Pghy i in sh .
diet through afeo sweeps at a line fade0
.
Fat : The an f aline fade 0 B 4T ' ¥ = 40 she it any ¥ f the sphe .
Bt m tr this seat we he who & we he
Averagepears# of intends) = It §
@
{ toi tense' ' " the l "
} Mmsiatt . the fly tat . 4 a = ¥
& indeed length = it. ( Aye # fmtbeds ) .
Bt new if or one , approxwtd by my got ale ms,
the gn holds fresh m & both sides add,
so fefnbhlds
fr the entire appoxik . Passy to the kit as the them fr g rectitude one an the sphe . #
Fexhdilhmi The told awoke fa drdspae ones at last 2 't.
PI .
The tot idiahx crosses any got aide,
& mt do so at tot the shit is adnd are,
so
14h HI ? t . 2 ' 2T
.
KB
.At At an mtg f tofts fmk in the plane?
Fistfall,he needto pause the spaefks in the pbe
,it the weird the sphetpnhxgretards .
The space f 1ms B also 2 dnil :
Hp, Ap Df: llpiOf BK He doesA × Hsnoty =p .
) 0
p & 0 are courts, he will ntle arty spef Is yntgtj most dpdo .
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