ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] IN 1929 Bragg1 described a method for the photographic summation of Fourier series by the addition of the proper patterns of light and dark bands. Huggins2 in 1941 showed how this method could be improved in accuracy and speed by the use of a previously prepared set of masks, and in 1944 Huggins3 ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/168282a0
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