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Some articles on shell, shells:

Shell - Other Uses
... Shell (machinery), each half of a two-piece plain bearing Electron shell Racing shell, a watercraft Shell element, a component of the thin-shell structure construction method ...
Macintosh Programmer's Workshop - History
... ' has always been the creator signature of the MPW Shell as a result of this ... Early contributors included Rick Meyers (project lead and MPW Shell command interpreter), Jeff Parrish (MPW Shell editor), Dan Smith (MPW Shell commands), Ira Ruben (assembler and ... A shell memory leak was fixed on October 10, 1986 and MPW 1.0.1 was born ...
White-lipped Snail - Shell Description
... The white-lipped snail is very slightly smaller than the grove snail, the shell being usually about 2.5 cm (1 in) in maximum dimension ... Like the grove snail, it has considerable variability in shell colour and banding, although the shell of the white-lipped snail is perhaps most commonly yellow, with or without brown banding ... feature of this species is a white lip at the aperture of the shell in adult specimens, although very rarely the brown-lipped grove snail can have a white lip ...
Shell Integration
... Shell integration (the shell method in integral calculus) is a means of calculating the volume of a solid of revolution, when integrating along an axis parallel to the axis of revolution ... process, can then calculate the integrated volume of a "family" of shells (a shell being the outer edge of a hollow cylinder) – as volume is the antiderivative of area, if one can calculate the lateral surface area ... Shell integration can be considered a special case of evaluating a double integral in polar coordinates ...
Acteonoidea - Description
... All acteonoids have a shell that resembles that of many prosobranchs ... are able to withdraw completely into the shell and to close the shell with an operculum, e.g ...

Famous quotes containing the word shell:

    How then can we account for the persistence of the myth that inside the empty nest lives a shattered and depressed shell of a woman—a woman in constant pain because her children no longer live under her roof? Is it possible that a notion so pervasive is, in fact, just a myth?
    Lillian Breslow Rubin (20th century)

    If there was one egg in it there were nine,
    Torpedo-like, with shell of gritty leather,
    All packed in sand to wait the trump together.
    Robert Frost (1874–1963)