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1. |
Record Nr. |
UNINA9910153238803321 |
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Autore |
Lincoln Abraham <1809-1865.> |
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Titolo |
Debates of Lincoln & Douglas [[electronic resource]] |
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Pubbl/distr/stampa |
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Scituate, Mass., : Digital Scanning, 2000 |
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ISBN |
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Descrizione fisica |
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1 online resource (272 p.) |
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Altri autori (Persone) |
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DouglasStephen A <1813-1861.> (Stephen Arnold) |
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Soggetti |
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Lincoln-Douglas Debates, Ill., 1858 |
Electronic books. |
United States Politics and government 1857-1861 |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Note generali |
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Originally published: Political debates between Hon. Abraham Lincoln and Hon. Stephen A. Douglas, in the celebrated campaign of 1858 in Illinois: including the preceding speeches of each at Chicago, Springfield, etc. : also the two great speeches of Mr. Lincoln in Ohio, in 1859, as carefully prepared by the reporter of each party and published at the times of their delivery. Columbus: Follett, Foster, 1860. |
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2. |
Record Nr. |
UNINA9910781672803321 |
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Autore |
Tiwari G. N |
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Titolo |
Solar energy technology advances [[electronic resource] /] / G.N. Tiwari |
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Pubbl/distr/stampa |
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New York, : Nova Science Publishers, Inc., 2006 |
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ISBN |
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Descrizione fisica |
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1 online resource (148 p.) |
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Collana |
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Disciplina |
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Soggetti |
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Solar energy - Technological innovations |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Note generali |
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Description based upon print version of record. |
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Nota di bibliografia |
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Includes bibliographical references and index. |
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3. |
Record Nr. |
UNINA9910790363503321 |
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Autore |
Chinn William G. |
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Titolo |
First concepts of topology : the geometry of mappings of segments, curves, circles, and disks / / W.G. Chinn and N.E. Steenrod |
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Pubbl/distr/stampa |
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Washington : , : Mathematical Association of America, , 1966 |
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ISBN |
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Descrizione fisica |
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1 online resource (viii, 160 pages) : digital, PDF file(s) |
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Collana |
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The Anneli Lax new mathematical library ; ; 18 |
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Disciplina |
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Soggetti |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Nota di contenuto |
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Introduction -- pt. I. Existence theorems in dimension 1. The first existence theorem ; Sets and functions ; Neighborhoods and continuity ; Open sets and closed sets ; The completeness of the real number system ; Compactness ; Connectedness ; Topological properties and topological equivalences ; A fixed point theorem ; Mappings of a circle into a line ; The pancake problems ; Zeros of polynomials -- pt. II. Existence theorems in dimension 2. Mappings of a plane into itself ; The disk ; Initial attempts to formulate the main theorem ; Curves and closed curves ; Intuitive definition of winding number ; Statement of the main theorem ; When is an argument not a-proof? ; The angle swept out by a curve ; Partitioning a curve into short curves ; The winding number W ; Properties of A and W ; Homotopies of curves ; Constancy of the winding number ; Proof of the main theorem ; The circle winds once about each interior point ; The fixed point property ; Vector fields ; The equivalence of vector fields and mappings ; The index of a vector field around a closed curve ; The mappings of a sphere into a plane ; Dividing a ham sandwich ; Vector fields tangent to a sphere ; Complex numbers ; Every polynomial has a zero ; Epilogue: A brief glance at higher dimensional cases -- Solutions for exercises. |
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Sommario/riassunto |
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Over 150 problems and solutions. |
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