Theodosius <Bithynius>; Clavius, Christoph
,
Theodosii Tripolitae Sphaericorum libri tres
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<
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<
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reliqua duo latera AB, AC, ſemicirculo æqualia eſſe, &</
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guli duo ad C, æquales ſint duobus rectis; </
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communi angulo ACB, remanebit angulus ACD,
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angulo B, æqualis. </
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arcus AB, AC.</
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<
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nores. </
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<
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æquales; </
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<
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bit angulus ACD, maior angulo B. </
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AC, ſemicirculo ſunt minores.</
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<
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<
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anguli ad C, ſint æquales duobus rectis; </
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erit reliquus ACD, reliquo B, minor; </
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culo maiores. </
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dendum erat.</
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tribus lateribus æqualia, ſingula ſingulis: </
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& </
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ſingulis, ſub quibus æqualia latera ſubtenduntur.</
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AC, BC, tribus lateribus DE, DF, EF, ſingula ſingulis, æqualia. </
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angulostres A,B,C, tribus angulis D,E,F, ſingulos ſingulis, eſſe æquales,
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ſub quibus æqualia ſubtenduntur latera. </
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enim angulus A, (vt ab hoc angulo incipia-
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mus.) </
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ior eo, vel minor. </
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ior quoque baſi EF. </
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tur enim latera BC, EF, æqualia. </
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nor eſt angulus A, angulo D, erit baſis E F,
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maior baſi BC. </
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cum æquales ponantur. </
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neque maior ſit, neque minor angulo D, erit vtique illi æqualis. </
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liqui anguli B, C, angulis reliquis E, F, æquales erunt, nempe B, ipſi E, & </
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ipſi F. </
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los tribus angulis, ſingulos ſingulis, æquales: </
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