' CP^) «==3 



+'. (i, 4) (5, =(i» 0(i, 4)» 

 5"- (i, +)(5, 3) = (i, 2) (3, 4)» 

 6». (I, 4) (5, 3) = (i, 3) (4, 4)» 



IV. Euokitio claffls 



qua a-\-b — 6. 



§. 16. Hic igitur piimuni occuircnt omncs rchitiones 



proxinic praeccdcntcs, i\ niodo tcrnuni priorcs cuiusquc cha- 



radcris vnitate augcantur : hi fcilicct nalcuntur , fi fucrit vel 

 />— 2, vel Z» ~ 3 , vcl Z» ~ 4. Practcrca vero inluper accc- 



dent carus /» =: 5 ct « = i, vbi littera c rccipere potcrit va- 



lorcs I, 2, 3/4i ficquc omnino in hac cladc occurrcut dc- 

 ccm rclationcs rcqucntcs . 



x°. (4, ^)(6, = (4, 0(5, 0. 



a°. (3, 3) (6, = (3, 0(4, 3), 



3°. (3, 3)(<J, = (3, 0(5, 0, 



4°. (2, 4)(6, = (^i 0(3, 4), 



5°. (1, 4) (6, = (^, 0(4, 4), 



6». (2, 4; (6, 3) = (2, 3) (5, 4), 



7°- (i> 5) (5, = (i» 0(2, 5), 



8^ (i, 5)(<5, 2) = (i, 0(3, 5), 



9°. (i, 5)(<5, 3) = (i, 3) (4, 5), 



lO^ (i, 5)(<5, 4) =(1, 4) (5, 5). 



V. Er.ohitio claflis 



qua a -\- If =z 7. 



§. I''. Tlic igitur primo occurrcnt omrcs rclationes 

 ClafTis IV. pollquam fcilicct omncs tcrminAs priorcs fingulo- 



vum 



