Tag Archives: Richard Feynman

On Gödel’s Incompleteness Theorem

This is an appreciation of Gödel’s Incompleteness Theorem of 1931. I am provoked by a depreciation of the theorem.

In the “Gödel for Dummies” version of the Theorem, there are mathematical sentences that are both true and unprovable. This requires two points of clarification. Continue reading

Academic Freedom

(See also other articles in the Freedom category.)

Yesterday (March 24, 2016) was the first day of the sixth Models and Groups Istanbul meeting. There were participants from the Middle East, Europe, and America. Kıvanç Ersoy was to speak about his own mathematics. He could not speak, because he was in prison. He, Esra Mungan, and Muzaffer Kaya were in prison, because the three of them had publicly insisted that the government of Turkey make peace in the southeast of the country. Absurd, but true. Continue reading

Nicole at the Golden Horn

The setting was gorgeous. We were atop a hotel (and former convent) opposite the compound of the Italian Consulate—the Italian Embassy, in Ottoman times, before Mustafa Kemal founded the Turkish Republic and moved the capital to Ankara. We looked out over old trees. The street just below us was closed to cars; off to the right it became a stairway and a narrow passage up to İstiklâl Caddesi. Beyond the trees of the Consulate were the Golden Horn and Seraglio Point, with the Bosphorus and the Sea of Marmara beyond. As night fell, electric lights illuminated the Seraglio itself—Topkapı Palace—along with the Hagia Sophia.
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