CHAPITRE VI. — OPERATIONS COMPLEMENTAIRES. %'] 



(267) 



+"' z' 1 - '-^-^'"'i \ cos(4/* + ag' + 4/ - Ml- 4g-'- 4^') 



(268) 



+ ™'«-îfvw=J-^=4'+t'A5ho^(4A + ^^+/-4A'-4^'-40 



(269) 



+ "''1^ 1 - W^'^'-'ï - Srv'^'^'5 1 cos(4^ + 2g- + /— 4/i' — 4g''— 5/') 



(270) 



+'"'i^|-¥''^^'^'^^'|cos(4A + 2g' + /-4/i'-4^'-6r) 



(271) 



(272) 

 "^'"'|5J-|îV'^^'-'^jcOs(4A + 3g- + /— 4/^'— 4g''— 2/') 



(273) 

 + ,«'4 j (425 , _ M 3^ . _ 4335 X ^ 8(^ ,/; ^759^ ^ ^3 



a= I V t)4 32 ' 25fa ' 64 ' / n 256 ' /r i6384 ' n' 



X cos(4A + ag-- 4/*' — 4g''— \l') 



(274) 



^-'^ î ¥^^^^^'^' + SP^='-=4^ I -^(4/^ + ^^ - ^h'- ^s'- 5/') 



(27S) 



+ '«Z3-^^^'-^'^'^^'cos(4A+ 2g'-4A'-4g''- 6/') 



(276) 



+ -'5!-fvvvJ-^/.v5|cos(4/i + 2^-4^'-4^'-30 



(277) • 



+ '"'51-Sv=^-'.-^|cos(4A + 2g'-4A'-4g''-20 



(278) 



+ '"^î--g--/^'--3^7';;T-^7Vhos(4/i-4A -4g- -40 



4- 



