{"id":1893,"date":"2018-01-04T10:29:28","date_gmt":"2018-01-04T09:29:28","guid":{"rendered":"http:\/\/www.rouillier.com\/wordpress-philopsycho\/?p=1893"},"modified":"2018-01-04T10:35:38","modified_gmt":"2018-01-04T09:35:38","slug":"la-notion-despace","status":"publish","type":"post","link":"https:\/\/www.rouillier.com\/wordpress-philopsycho\/la-notion-despace\/","title":{"rendered":"La notion d&rsquo;espace"},"content":{"rendered":"<p>Dans la vision Newtonienne du monde, issue de la th\u00e9orie de la gravitation, l\u2019espace est une grandeur \u00ab\u00a0en soi\u00a0\u00bb, ind\u00e9pendante du temps, qui existe que cet espace soit peupl\u00e9 ou non par la mati\u00e8re. C\u2019est un \u00ab\u00a0invariant\u00a0\u00bb, un \u00ab\u00a0contenant\u00a0\u00bb dans lequel vont s\u2019inscrire les \u00e9v\u00e9nements mettant en jeu mati\u00e8re, force, et temps. L\u2019espace est donc une r\u00e9alit\u00e9 incontournable, universelle et commune pour chacun d\u2019entre nous. Elle est bien s\u00fbr issue de la vision chr\u00e9tienne de l&rsquo;univers. C\u2019est la notion d\u2019espace que nous utilisons dans la vie courant, et que nous transmettons \u00e0 nos descendants via l\u2019\u00e9ducation.<\/p>\n<p>Depuis la th\u00e9orie de la relativit\u00e9 restreinte d\u2019Einstein, l\u2019espace dispara\u00eet, de m\u00eame que la notion de temps, pour \u00eatre remplac\u00e9 par la notion d\u2019espace-temps. Cette nouvelle grandeur va d\u00e9finir sa g\u00e9om\u00e9trie non plus comme un absolu, mais comme l\u2019ensemble des relations entre les objets, les entit\u00e9s existantes. A la notion de position absolue dans l\u2019espace va se substituer la notion de relation entre les entit\u00e9s pr\u00e9sentes. Un objet est \u00e0 droite, \u00e0 gauche, devant, derri\u00e8re son voisin. Un objet est plus grand, plus petit que son voisin. L\u2019espace devient un faisceau de relations entre les objets qui va d\u00e9finir notre univers en termes de position relative plut\u00f4t qu\u2019en terme de position absolue. Cette d\u00e9finition de l\u2019espace pr\u00e9sente l\u2019avantage de ne plus n\u00e9cessiter de fixer l\u2019univers dans des limites pr\u00e9d\u00e9finies (pour acc\u00e9der \u00e0 des positions absolues pour les objets il faut bien fixer un r\u00e9f\u00e9rentiel) mais de se limiter \u00e0 \u00e9tablir des relations entre les objets connus, identifi\u00e9s, sans n\u00e9cessit\u00e9 d\u2019\u00e9tablir une d\u00e9finition de l\u2019univers incluant son existence en dehors du champ de nos connaissance. Par exemple\u00a0:\u00a0\u00ab\u00a0l\u2019univers en extension n\u2019est plus cette notion absolue, m\u00e9taphysique d\u2019un univers infini qui continuerai de cro\u00eetre mais par la simple notion d\u2019objets qui s\u2019\u00e9loignent les uns des autres\u00a0\u00bb. Si un nouvel objet est d\u00e9couvert, ou imagin\u00e9, il prendra naturellement sa place dans le r\u00e9seau relationnel. Comme disait Bouddha \u00e0 ses disciples\u00a0:\u00a0\u00ab\u00a0Je ne vous apprend pas tout, car vous ne devez savoir que ce qui vous est n\u00e9cessaire\u00a0!\u00a0\u00bb<\/p>\n<p>La notion d\u2019espace perd son caract\u00e8re universel pour devenir une notion personnelle relative \u00e0 chacun des op\u00e9rateurs. Chacun peut voir, d\u00e9finir les relations entre les objets par sa propre subjectivit\u00e9, en fonction de son propre v\u00e9cu et de ses exp\u00e9riences. Ceci pourrait d\u00e9crire nos soci\u00e9t\u00e9s comme un grand capharna\u00fcm anarchique ing\u00e9rable pour nos petites cervelles\u00a0! rassurons-nous, nos v\u00e9cus sont si semblables que nos visions de l\u2019univers sont quasi identiques dans une culture commune. De plus la majorit\u00e9 de nos connaissances sont apprises dans des ouvrages qui font r\u00e9f\u00e9rences (scientifiques, philosophiques, historiques, etc. etc.) donc parfaitement collectives. Il existe cependant des civilisations, encore pas absorb\u00e9es par notre culture globalis\u00e9e, qui conservent des visions de l\u2019univers qui leur sont propres (animistes, r\u00e9incarnation, cr\u00e9ationnistes). Cette harmonisation des visions du monde peut \u00eatre vue comme une harmonisation positive, mais elle entra\u00eene in\u00e9vitablement la perte d\u2019une certaine richesse culturelle. De nombreuses civilisations, de nombreuses pens\u00e9es se sont \u00e9teintes absorb\u00e9es par la culture dominante. On se lamente \u00e0 l\u2019infini quand la moindre esp\u00e8ce de fourmis est menac\u00e9e de disparition, mais on trouve normal que notre culture occidentale lamine les autres cultures de la plan\u00e8te. La richesse culturelle vaut, pourtant, autant que la diversit\u00e9 biologique\u00a0!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dans la vision Newtonienne du monde, issue de la th\u00e9orie de la gravitation, l\u2019espace est une grandeur \u00ab\u00a0en soi\u00a0\u00bb, ind\u00e9pendante du temps, qui existe que cet espace soit peupl\u00e9 ou non par la mati\u00e8re. C\u2019est un \u00ab\u00a0invariant\u00a0\u00bb, un \u00ab\u00a0contenant\u00a0\u00bb dans lequel vont s\u2019inscrire les \u00e9v\u00e9nements mettant en jeu mati\u00e8re, force, et temps. L\u2019espace est donc [&hellip;]<\/p>\n","protected":false},"author":256,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[108,44],"class_list":["post-1893","post","type-post","status-publish","format-standard","hentry","category-philo","tag-culture","tag-espace"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>La notion d&#039;espace -<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.rouillier.com\/wordpress-philopsycho\/la-notion-despace\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"La notion d&#039;espace -\" \/>\n<meta property=\"og:description\" content=\"Dans la vision Newtonienne du monde, issue de la th\u00e9orie de la gravitation, l\u2019espace est une grandeur \u00ab\u00a0en soi\u00a0\u00bb, ind\u00e9pendante du temps, qui existe que cet espace soit peupl\u00e9 ou non par la mati\u00e8re. C\u2019est un \u00ab\u00a0invariant\u00a0\u00bb, un \u00ab\u00a0contenant\u00a0\u00bb dans lequel vont s\u2019inscrire les \u00e9v\u00e9nements mettant en jeu mati\u00e8re, force, et temps. 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