SH METHOD. ?ACIL. COMTVT ANGFL. SINFS 



12 



o, 000003 21 40 196"54. 



Y^rr . 0,000000304.294.809 

 -4- Tpr . 0,0000000293574(^1 

 -4-^. 0,000000002875495 



-4-^. 0,000000000285208 



-\-lfi°' 0,000000000028589 



•4- >^ . 0,000000000002891 

 -4- -24: . o , 000000000000294 



•-4-^-. 0,000000000000030 



H- ^«T . o, 000000000000003 



Huius exprelTionis autem negatiuum dabit cotangentis «n- 

 guli -^ 90° logarithmum hyperbolicum. Haecque expref; 

 fio magnam afferet vtilitatem in Hydrographia , in quani 

 ab Halleio iogarithmi tangentium funt intro8udi. 



§.30 Simili modo logarithmi vulgares tangentium 

 hinc inuenientur , erit fcilicet 



log. tang.A.?9o» = /^^ + /:^-/^ 

 -+- 9) 594-059885702190 



-4-;^ .0,031472032735990 

 +,.^ .0,002070027523789 



+ ^i^ .0,000170255553553 



^^ .0,000015119077799 



^ ;^ . O, OOOOOI39583IOOO 



H- ^ . 0,000000132153550 

 -f-„Tr .0,000000012749783 



■^ n^' O, OOOOOOOOI2488IS 



+ 



