Search results
Results From The WOW.Com Content Network
In science fiction force fields are very straight forward, but to make a repulsive force does appear impossible to make in a lab. Gravity appears in the four force list in Kaku's book. Gravity acts as the exact opposite of a force field, but has many similar properties.
Science-Fiction Handbook, subtitled The Writing of Imaginative Fiction, is a guide to writing and marketing science fiction and fantasy by L. Sprague de Camp, "one of the earliest books about modern sf." [1] The original edition was published in hardcover by Hermitage House in 1953 as a volume in its Professional Writers Library series.
This equation is invalid, however, if the light source's path in space does not follow that of the light signals, for example in the standard rotating platform case (FOG) but with a non-circular light path. In this case the phase difference formula necessarily involves the area enclosed by the light path due to Stokes' theorem. [34]
The word theory in "the theory of evolution" does not imply scientific doubt regarding its validity; the concepts of theory and hypothesis have specific meanings in a scientific context. While theory in colloquial usage may denote a hunch or conjecture, a scientific theory is a set of principles that explains an observable phenomenon in natural ...
Even after such symmetry reductions, the reduced system of equations is often difficult to solve. For example, the Ernst equation is a nonlinear partial differential equation somewhat resembling the nonlinear Schrödinger equation (NLS). But recall that the conformal group on Minkowski spacetime is the symmetry group of the Maxwell equations.
He called it "an invaluable compendium of and contribution to fifty years of science fiction research", representing "a true conceptual breakthrough" for the field of science fiction studies, and noted that even more than the encyclopedia's previous edition, this one "is the one essential reference book for anyone interested in science fiction ...
In atmospheric science, an atmospheric model is a mathematical model constructed around the full set of primitive, dynamical equations which govern atmospheric motions. It can supplement these equations with parameterizations for turbulent diffusion, radiation , moist processes ( clouds and precipitation ), heat exchange , soil , vegetation ...
The Royale", an episode (first aired 27 March 1989) of Star Trek: The Next Generation, begins with Picard attempting to solve the puzzle in his ready room; he remarks to Riker that the theorem had remained unproven for 800 years. [13] The captain ends the episode with the line "Like Fermat's theorem, it is a puzzle we may never solve."