170 THEOR. CIRCA DUISORES NrMER. cct. 



Thcorcma 44. 



Omnc> diiiifbres primi huiiis tbrmie aa — $bb funt vel a 

 ^•cl 5 vel contincntur. 



in altcra hanim formularum 1 vel in hac vna 

 £0 w -f^ 1 , ao w -f- 9 I 10 w -f- I . 



Omncsque numcri primi in his formis cnntcnti flmul funt 

 diuilores formae aa-^bb. 



Thcorcma 45. 



Omncs diuifores primi huius formae aa-^bb funt vcl a 

 "vcl 7 vel in vna fcqucntium (brmiiLirum contiuentur 



2 8 w 'fj I ; 2 S w -I- 3 , 2 S w -^- 9 

 atqiie vicirtlm omncs numcri primi in his (brmib contcnti 

 fimul funt diuifbrcs fbrmac aa — ^bb. 



Tlieorema 4(5. 



Omnes diuiforcs primi huius f()rm:ic aa-\\hb (iint \cl 2 

 vel j I vel in vna fcqucntium Ibrmarum contincniur 

 44. w -4- T ; +4»; -h 5 i 44-'« -jl 7 \ ++w -\-^ 9 ; 44.;;;-^- 1 9 

 aique vicidim omnes n-.imcri primi in his fbrmulia contcn- 

 ti fimul funt dinifiircs f<)rmac aa~\\bb ^ quac recipro- 

 catio Hi omnibus (cqucntibus thcorcmatis locum h.ibct. 



Thcorema 47. 



Omncs diuiforcs primi f(>rmac aa—i^bb fimt vel z vcl 

 1 1 vcl in fo(]Mentibus f()rmulis conrincntur : 



52 



