REVOLVvTIONVM LIB. v. 56 1AI, part. xx VI. ſcrup. xο. Sic quoq; in triangulo ꝝ A, datus eſt angulus AL, cum duobus lateribus A ꝝ, part. 1,2 RAL part. 5oo, qualium erat à oοοο. Dabitur etiam angulus na

part. unius, ſcrup. L v I. qui cum DA 2, angulo efficit totam dif

ferentiam inter Anr &AnED, parttũ VII. ſcrup. III. atq; DEX, part. xxXIIII.s. Si⸗ militer in ſecũda no⸗ ctis extrema triangu li²DE datus eſt an⸗ gulus 2 D n partium CXXRITX. ſcr. x LIX. & o s latus part.;/„o, qualiũ eſt 3 10000, efticiũt latus a ² par. 1S,& angulum 3 Ep partium Xxx v. ſcrupu. xitt.& reli⸗ quump 2 E part. IIII. ſcrup. L vriI. Totus ergo uBM, part. xL. v ſcrup. XIII. datis B E & a& compræhẽſus

lateribus, quibus ſequitur angulus n i“, part. unius, ſcrupul. LIII.& reliquus D E M, part. xxxII. ſcrup. xx. Totus igitur nii partiũ eſt Lx vIl. ſcrup. L. per quem etiam uiſus eſt motus ſtellæ à prima noctis fulſione ad ſecundam,& conſonat experi⸗ entiæ numerus. Rurſus quoniã in tertia noctis extremitate tri⸗ angulũ o pn, duorũ laterũ on, p, datorũ, eſt compræhendenti⸗ um angulũ op v, part. x LIII. ſcrup. x xi. quæ baſim oꝝ ꝓdunt part 8988, quarũ eſt o n joooo, ſiue p E o,& angulũ ꝝp part. XXXVII. ſcrup. xxxx. cum reliquo po, partium vl. ſcrup.

XLII. Sic rurſus in triangulo onx totus uox*& angulus parti⸗

um cxLII. ſcrupul. XXI. notis ncx* compræhenſus eſt lateri bus, quibus dabitur etiam angulus cꝝ x part. unius, ſcrup. VII. Remanet