TRACHTENBERG, JAKOW; CUTLER, ANN; MCSHANE ADAPTER , RUDOLPH; CUTLER, ANN (1 Ergebnisse)

Hardcover. Zustand: Very Good. Zustand des Schutzumschlags: Very Good. First Edition. Near Fine condition in VG dust jacket. 1960 Doubleday hardcover 1st thus edition, 1st Doubleday printing. The covers are in great shape though the spine ends are indented. The binding is square and tight. Interior pages are clean. Jacket has some edge wear and tiny tears. USPS electronic tracking number issued free of charge. The complete system of the Trachtenberg method of mathematics which makes possible high-speed arithmetical calculations with a remarkable degree of accuracy. This method is not only speedy but simple. Once one has mastered the rules, lightning calculation is as easy as reading a story. It looks like magic, but the rules are based on sound logic.