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...he various possible dimensions that a string could vibrate in. (Currently, physicists accept the fact that there are at least 11 dimensions in our universe: 1 ti ...

...express any of these five physical constants, the value is 1. This allows physicists to simplify many [[equation]]s about physical law. Planck proposed these un ...al mechanics]] and [[thermodynamics]]. Planck units are very important for theoretical physics, because they simplify several recurring [[algebra|algebraic expres ...

In [[theoretical physics]], a branch of [[physics]], the '''rigidly rotating disk paradox''' ...dius will remain the same, but the circumference will be greater than 2πr. Physicists began to realize that the accelerated angular motion of the disk caused a c ...

...st, no one really knew what the wavefunction meant physically. Max Born, a theoretical physicist, explained that the wavefunction is a ''probability wave.'' In ot ...the three main interpretations of quantum mechanics, which one is correct? Physicists seem to think that the Copenhagen interpretation is the most likely, but no ...

...Neumann, and the P = NP problem], Bulletin of the European Association for Theoretical Computer Science, vol. 38, pp. 101–107</ref> In 1971, [[Stephen Cook]] intr ...uld take <math>1.3\times 10^{22}</math> years of effort. For comparison, [[physicists]] believe that the [[universe]] is about <math>1.4\times 10^{10}</math> yea ...

...cal|historical]] [[wikt:landmark|landmark]]. Many of the [[wikt:physicists|physicists]] who read his paper said that they could not [[wikt:disagree|disagree]] wi ...law (physics)laws]] that [[wikt:govern|govern]] them. Now [[wikt:physicist|physicists]] were dealing with things too small to see, things that did not produce co ...