ARNAULD (Antoine) & PASCAL (Blaise)]. Nouveaux Elémens d - Lot 14

ARNAULD (Antoine) & PASCAL (Blaise)]. Nouveaux Elémens de Géométrie, contenant outre un ordre tout nouveau, & de nouvelles démonstrations des propositions les plus communes, de nouveaux moyens de faire voir quelles lignes sont incommensurables [...]. A Paris, chez Guillaume Desprez, 1683. In-4°, fawn calf, ornate ribbed spine (period binding). Title, [2] Foreword, [16] Preface, table, privilege and errata, 400 pp. bands, lamp-heads, numerous geometrical figures in the text. Second edition, partly original, of Port-Royal's famous geometry. Compared with the original published in 1667, this edition is enlarged by a preface by Beaubourg and a new treatise on proportions. Work in fifteen parts, followed by a chapter on "Les Quarrez magiques". Minor damage, wetness.