二次曲线有完整的分类,那三次四次曲线是否有分类定理或者相关研究? 知乎 Template




You need a modern browser try chrome, to view this.

Background image: Hide Show

View Larger Image Image Credit: zhihu.com






Try and sketch some of theseLasagna, Dutch oven, Prairie Dog, Sprouts, Wolf, Eggshell, Grump, Wrench, Sunshine, Tennis racket, view more ideas


please wait, the page is loading...

More Sketches

Take a peek at some of the sketches created by our users, are you a sketchite?

Marlyn Ortiz
sketch #2030


anonymous
anonymous
sketch #5151


anonymous
anonymous
sketch #132


anonymous
anonymous
sketch #2987


anonymous
anonymous
sketch #508


Lucy Barnard
sketch #245 Fishy


anonymous
anonymous
sketch #5134


anonymous
anonymous
sketch #2178


anonymous
anonymous
sketch #3656 Igor by Vincent Baudement


anonymous
anonymous
sketch #5213


anonymous
anonymous
sketch #3626 Skream by Wellen Lima


anonymous
anonymous
sketch #1114 fire flame camping bonfire


anonymous
anonymous
sketch #3398 Sharingan by حيرتني بصمتها


anonymous
anonymous
sketch #4881


anonymous
anonymous
sketch #1168


Karim Tayyeby
sketch #2744 Burce Lee by Karim Tayyeby


anonymous
anonymous
sketch #2318


anonymous
anonymous
sketch #5164


anonymous
anonymous
sketch #5361 Emma Watson by Glynis June Williams


anonymous
anonymous
sketch #2874 Mario by Ahmed Hosny


anonymous
anonymous
sketch #5162 Alien by KiNg Buamir


anonymous
anonymous
sketch #1034 what ever you want it to be


anonymous
anonymous
sketch #5117


anonymous
anonymous
sketch #1418 Dylan Thomas. Chayrolfrypan


Rachel Roe
sketch #25 Suzzy the stegosaurus


anonymous
anonymous
sketch #2371


anonymous
anonymous
sketch #2187


anonymous
anonymous
sketch #2922


anonymous
anonymous
sketch #3367 Ichigo by Szymon Broszczak

tomski二次曲线有完整的分类,那三次四次曲线是否有分类定理或者相关研究? 知乎 coloring