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Стр. 879
There is a simple relation between length and frequency , known as Zipf's law , that holds for a great variety of textual material . Zipf's law states that the logarithm of frequency and the logarithm of length are negatively related to ...
There is a simple relation between length and frequency , known as Zipf's law , that holds for a great variety of textual material . Zipf's law states that the logarithm of frequency and the logarithm of length are negatively related to ...
Стр. 1741
The appearance of disturbed surface material and the rim of the impact depression suggest that 1.0 the surface is a granular soil - like medium of unknown but fine grain size and size range . On disruption by the impact , 0.8 some fine ...
The appearance of disturbed surface material and the rim of the impact depression suggest that 1.0 the surface is a granular soil - like medium of unknown but fine grain size and size range . On disruption by the impact , 0.8 some fine ...
Стр. 1749
... the block appear to be partially lunar surface is probably fairly well than the material of the surrounding buried in ... freshly ejected material are probably main piece has broken up , perhaps on aggregates of much finer grains .
... the block appear to be partially lunar surface is probably fairly well than the material of the surrounding buried in ... freshly ejected material are probably main piece has broken up , perhaps on aggregates of much finer grains .
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Abstracts Academic activity addition American analysis animals applications Association Biological cells chapter chemical Chemistry complete compounds continuing cultural Department direction discussion disease edition effect electron engineering example experiments field function give given History illustrations important increase Institute interest John laboratory less light material mathematics means measure ment methods Michigan nature observed organization percent physics planning plant possible present Press problems production published range recent reference release response Science scientific selective social Society space specific structure temperature theory tion United Univ University volume Washington write York