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This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work.This w...

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work.This w...

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Excerpt from The Genesis of Lamé's EquationIt is then pointed out that the use of confocal coordinates does not presuppose the variables to be real, and the familiar formulae are found without reference to geometry. An account of the origin of ellipsoidal harmonics and of the relation of the different species to Lamé's equation follows naturally, and the note ends with a transformation into confocal coordinates of the operator introduced by Ni...

Unlike some other reproductions of classic texts (1) We have not used OCR(Optical Character Recognition), as this leads to bad quality books with introduced typos. (2) In books where there are images such as portraits, maps, sketches etc We have endeavoured to keep the quality of these images, so they represent accurately the original artefact. Although occasionally there may be certain imperfections with these old texts, we feel they deserve ...

Unlike some other reproductions of classic texts (1) We have not used OCR(Optical Character Recognition), as this leads to bad quality books with introduced typos. (2) In books where there are images such as portraits, maps, sketches etc We have endeavoured to keep the quality of these images, so they represent accurately the original artefact. Although occasionally there may be certain imperfections with these old texts, we feel they deserve ...

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Excerpt from Prolegomena to Analytical Geometry in Anisotropic Euclidean Space of Three DimensionsHence the bewilderment of the man in the street, who does not suspect, for example, that when an event is described as 'a point in a four-dimensional space where time is imaginary', five terms with which he is familiar are being used with technical meanings that he does not know.About the PublisherForgotten Books publishes hundreds of thousands of...