Sentence Examples with the word irrationality

These glasses, however, still hold the field, although glasses are now produced whose irrationality of dispersion has been reduced to a very slight amount.

In one of the notes Legendre gives a proof of the irrationality of 7r.

The irrationality of dispersion is well illustrated by C.Christiansen's experiments on the dispersive properties of white powders.

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In 1761 he proved the irrationality of 7r; a simpler proof was given somewhat later by Legendre.