The Encyclopedia Americana, Volume 8Grolier, 1985 - Encyclopedias and dictionaries |
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Page 44
... function of time , R ( t ) , and one constant , k . The function R ( t ) is called the scale - factor of the universe . It can be thought of as giving the de- pendence on time of the distance between two particles ( or galaxies ) -that ...
... function of time , R ( t ) , and one constant , k . The function R ( t ) is called the scale - factor of the universe . It can be thought of as giving the de- pendence on time of the distance between two particles ( or galaxies ) -that ...
Page 350
... function of x and y . If the function is a polynomial , the curve is called an algebraic curve ; all other plane curves are called transcendental curves . The simplest plane curve is the straight line ; it may be represented by an ...
... function of x and y . If the function is a polynomial , the curve is called an algebraic curve ; all other plane curves are called transcendental curves . The simplest plane curve is the straight line ; it may be represented by an ...
Page 389
... function . The iron porphyrin prosthetic group is respon- sible for the characteristic colors and absorption spectra of cytochromes , which vary in color from pale pink through reddish brown to green . In the reduced form , cytochromes ...
... function . The iron porphyrin prosthetic group is respon- sible for the characteristic colors and absorption spectra of cytochromes , which vary in color from pale pink through reddish brown to green . In the reduced form , cytochromes ...
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