File:Schema.structure.edifice.png
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...Les triangles acceptés par les architectes du moyen âge comme générateurs de proportions sont: 1º le triangle isocèle rectangle; 2º le triangle que nous appelons isocèle égyptien. c'est-à-dire dont la base se divise en quatres parties et la verticale tirée du milieu de la base au sommet en deux parties et demie; 3º le triangle équilatéral. Il est évident (fig. 1) que tout édifice inscrit dans l'un de ces trois triangles accusera tout d'abord une stabilité parfaite; que toutes les fois que l'on pourra rappeler, par des points sensibles à l'œil, l'inclinaison des lignes de ces triangles, on soumettra le tracé d'un édifice aux conditions apparentes de stabilité. Si des portions de cercle inscrivent ces triangles, les courbes données auront également une apparence de stabilité. Ansi le triangle isocèle rectangle A donnera un demi-cercle; le triangle isocèle B et le triangle équilatéral C donneront des arcs brisés, improprement appelés ogives: courbes qui rappelleront les proportions générales des édifices engendrés par chacun de ces triangles...
Public domainPublic domainfalsefalse |
This image comes from Dictionary of French Architecture from 11th to 16th Century (1856) by Eugène Viollet-le-Duc (1814-1879).
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Public domainPublic domainfalsefalse |
This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 100 years or fewer. This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929. | |
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. |
https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 14:26, 27 December 2013 | 426 × 798 (13 KB) | Vieux têtard (talk | contribs) | Redressement, contraste, profondeur à 16 bits | |
17:54, 8 June 2006 | 426 × 798 (23 KB) | BuzzWikimedia (talk | contribs) | ...Les triangles acceptés par les architectes du moyen âge comme générateurs de proportions sont: 1º le triangle isocèle rectangle; 2º le triangle que nous appelons isocèle <i>égyptien</i>. c'est-à-dire dont la base se divise en quatres partie |
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