Compound bow, a type of bow for archery; Polyhedral compound, a polyhedron composed of multiple polyhedra sharing the same centre; Other uses Common names. Compound (music), an attribute of a time signature; Compound interest, in finance, unpaid interest that is added to the principal
A polyhedral compound is made of two or more polyhedra sharing a common centre. Symmetrical compounds often share the same vertices as other well-known polyhedra and may often also be formed by stellation. Some are listed in the list of Wenninger polyhedron models. Orthogonal polyhedra
Lead is a chemical element with the symbol Pb (from the Latin plumbum) and atomic number 82. It is a heavy metal that is denser than most common materials. Lead is soft and malleable, and also has a relatively low melting point.
In chemistry, an element is a pure substance consisting only of atoms that all have the same numbers of protons in their atomic nuclei.Unlike chemical compounds, chemical elements cannot be broken down into simpler substances by chemical means.
The ACS Nano Journal Impact IF 2020-2021 is 14.588. More IF Analysis, Trend, Ranking & Prediction.
C ¶; Name Version Summary/License Platforms; cairo: 1.5_10: R graphics device using cairographics library that can be used to create high-quality vector (PDF, PostScript and SVG) and bitmap output (PNG,JPEG,TIFF), and high-quality rendering in displays (X11 and Win32).