oojoo/1987-09-09

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이미해결된수학의난제들한국문화지도oojoo/1983-11-06푸앵카레가설oojoo/1983-11-29 oojoo/1987-09-09

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"; if (isset($options[timer])) print $menu.$banner."
".$options[timer]->Write()."
"; else print $menu.$banner."
".$timer; ?> # # ?>