Cossali, Pietro: ON THE MYSTERIOUS ALEMBERT EQUATION (1+hv-1)m=(1-hv-1)m LETTER WRITTEN ON JULY 9, 1783. FROM FATHER PIETRO COSSALI TO THE SAME MR. D'ALEMBERT.
1 vol., in 4ยฐ, cm 28.5x22.5, p. 45, [3]. Back binding in full red cloth with titles printed in gold on the cover.
Very rare publication of mathematical analysis with the interesting refutations of the mathematician P. Cossali (1748-1815) to some elements of the equation developed by Jean Le Rond D'Alembert (1717-1783). Plaquette printed on light blue paper, without typographical data, very sought after.