The two forms of Ptolemy's solar model superposed, R'/r = R/e

The two forms of Ptolemy's solar model superposed, R'/r = R/e R e R′ r κ̄ κ̄ O E A B S A′ B′ C S′ drawn with e = 19;30, r = Epi.R' * Ecc.e / Ecc.R

Drawn with e = 19;30, r = Epi.R' * Ecc.e / Ecc.R: drawing values. The attested values stand in the parametrisation.

fr:astra/solar-fig-1-3 draws fr:astra/solar-eccentric-epicyclic with fr:astra/solar-eccentric-epicyclic.proportional · astra/1

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