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2007-12-20 00:19:40 · 1 answers · asked by Jameesha B 1 in Biology
Light travels at the speed of 3.8 lakh km/sec. similar is the speed of electicity. What is the speed of Gravitation or Magnetism ?
2007-12-20 00:11:21 · 11 answers · asked by kishan j 1 in Physics
An example of a continuous injection from a rectangle in R^2 to R (a point, of course, is not considered a rectangle, or it'd be trivial).
And continuous bijections, are they posible?
Thank you
2007-12-20 00:04:30 · 2 answers · asked by Marcos 1 in Mathematics
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