1. What is meant by spacetime?
... a circle of radius r is 2πr. Open: Angles in a triangle add up to less than 180 degrees. Parallel lines diverge. The circumference of a circle of radius r is less than 2πr. Closed: Angles in a trainagle add up to more than 180 degrees. Parallel lines converge. The circumference of a circle of radius ...
... a circle of radius r is 2πr. Open: Angles in a triangle add up to less than 180 degrees. Parallel lines diverge. The circumference of a circle of radius r is less than 2πr. Closed: Angles in a trainagle add up to more than 180 degrees. Parallel lines converge. The circumference of a circle of radius ...
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... a connection Aai for the rotation group. One then looks for wave functions y(A,t) satisfying a quantum version of Einstein’s equation. It turns out that important ones are based on graphs… • Open questions: Many! From very technical ones to, What does it mean for this field to be made of quanta? Wha ...
... a connection Aai for the rotation group. One then looks for wave functions y(A,t) satisfying a quantum version of Einstein’s equation. It turns out that important ones are based on graphs… • Open questions: Many! From very technical ones to, What does it mean for this field to be made of quanta? Wha ...
