4 1 '2 Intelligence and Miscellaneous Articles* 



Willich's Table of Approximations. 



(M^tius) * = ^| -0-000 000 2 ■ *«■ 3*141592 7 



2jrs=H2 -0-000 000 5 = 6*283 185 3 



113 



2\u-??? -0-000 000 07 = 0-785 398 16 

 4 "~ 452 



f = l?l -0 000 000 07 = 0-523 598 75 

 6 678 



±7r = |^ -0-000 000 09 = 1-047 197 55 



OOJ 



|tt = ^ -0-000 000 1 = 2-094 395 1 



339 



4tt = li£0 -o-OOO 000 4 = 4-188 790 2 

 3 339 



^ = ^2 -0-000 0016 = 0-008 726 6 



^ = ^| +0-000 000 03 = 0-31S309 88 

 36^=8136 +0 -000 010 = 114*591 559 



7T 71 



w 3 = Hi? +0000 039 = 9-869 604 



: . 23 



tt 8 = 23200-0-000 022 = 30*406 276 



763 



■i=ii -0-000 000 4 = 0-1013212 



7T 2 227 



V* = ?S; +0-000 001 = 1*772 454 



167 



^ = 3^l _ -000 010 = 1-464 592 



,_ 226 



* — W -O' 000012 = 0-564 190 



vi^l^l +0-000 000 8 = 1-128 379 2 

 t 148 



\/I = lll -0-000 000 5 = 0-805 996 

 6 5o7 



\/i = ^l +0-000 000 8 = 1-240 7010 



7T 457 



Hyper, log of t=^ -O'OOO 007 = 1-144 730 



Modulus of common log . . = — +0-000 004 = 0*434 294 



& 449 



44Q 



Reciprocal of same number = ~ +0*000 021 = 2*302 585 



Base of hyper, log =e = ^ +0-000 002 = 2-718 282 



Its reciprocal =1 = J^L -0-000 000 002 3 = 0*367 879 744 



Side of square equivalent ] _ 148 _ . 000 ono fi n-fiSfi 99fi Q 



to circle when diameter L ~ 167 ° 00 ° 00 ° 6 " ° 8S6 226 9 



is unity J 



\rfii;.i8& 



