Lightning calculation and other "mathemagic" | Arthur Benjamin TED 15:15 16 years ago 1 756 714 Скачать Далее
Faster than a calculator | Arthur Benjamin | TEDxOxford TEDx Talks 15:04 11 years ago 24 144 548 Скачать Далее
The Magic and Math of Mental Calculation by Art Benjamin Mathematical Association of America 1:18:30 10 years ago 40 622 Скачать Далее
Becoming a Lightning Fast Mental Calculator w/ Arthur Benjamin, PhD (The Live Long Podcast #41) Leo and Longevity 1:06:15 3 years ago 3 606 Скачать Далее
Exploring Psychic Powers Live (1989) -- Lightning Calculator nawkitty 3:16 5 years ago 821 Скачать Далее
Turning Math Into Magic With ‘Mathemagician’ Art Benjamin at the USA Science & Engineering Festival USA Science & Engineering Festival 51:28 5 years ago 12 462 Скачать Далее