二维空间的封闭是圆,三维空间的封闭是球,四维空间的封闭是什么? 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 theseStar, Pitchfork, Church, Daredevil, Licorice, Pickle, Coffee, Mobile, Putter, Tree trimmer, 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?

anonymous
anonymous
sketch #2022


anonymous
anonymous
sketch #4876 Luffy by Nycole Prietsch


anonymous
anonymous
sketch #3939


anonymous
anonymous
sketch #5248


anonymous
anonymous
sketch #3554 Dr. House by Carrieann Benthem


anonymous
anonymous
sketch #5237 Gotye by Jhonatan Soares


Mahmed Alhaj
sketch #3695


anonymous
anonymous
sketch #4385


anonymous
anonymous
sketch #3489 Panda by Scott Terry


anonymous
anonymous
sketch #5052 Gorillaz by Rafał Dawid


anonymous
anonymous
sketch #4310 robot


anonymous
anonymous
sketch #2895 Hulk by Dmitry Cherepanin


anonymous
anonymous
sketch #3810


anonymous
anonymous
sketch #3250 Lonely cat Lars Tunebo


anonymous
anonymous
sketch #3774 Marilyn Manson by Junior Silva


anonymous
anonymous
sketch #5416


anonymous
anonymous
sketch #4368


anonymous
anonymous
sketch #4708 Katekyo Hitman Reborn by Mário JBudo


anonymous
anonymous
sketch #5415


anonymous
anonymous
sketch #1953 愛鼠繪


anonymous
anonymous
sketch #1519


anonymous
anonymous
sketch #20215 Desert


يآآسر محمد
sketch #2818 Hellboy by يآآسر محمد


Tom Kelly
sketch #12 my bear


sketchmaster
sketch #2476 Asuna from SAO by sketchmaster


anonymous
anonymous
sketch #5037 Dolphin by Meen Suksoi


Carly Kelly
sketch #120 a pretty flower


anonymous
anonymous
sketch #3092


Pascal Quéru
sketch #2479 C 'est qui ? Un rasta qui a manger trop de poulpe farcis. ? Un vieux chanteur de blue grass ? Najdica tomktoo ? A vous de me dire...

tomski二维空间的封闭是圆,三维空间的封闭是球,四维空间的封闭是什么? 知乎 coloring