最先引入符号“∈”的数学家是谁,以及符号“∈”的原始意义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 theseApple, Outhouse, Condo, Armguard, Family, Elevator, Smoke, Attic, Climber, Bounce castle, 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 #5227


anonymous
anonymous
sketch #2965 Flapjack by Farzin Hedayatzadeh


anonymous
anonymous
sketch #4368


anonymous
anonymous
sketch #4990


anonymous
anonymous
sketch #1923 12


anonymous
anonymous
sketch #5093 Pedro Henrique Jordan Coquet


anonymous
anonymous
sketch #4934 Nami-Ki Roberto Castro Colimil


anonymous
anonymous
sketch #4901 Adventure Time by Louisette Alain


anonymous
anonymous
sketch #1138


Mirnes Sinanovic
sketch #2640 Marge by Mirnes Sinanovic


anonymous
anonymous
sketch #4279 Winnie the Pooh by Douglas Dalmora


Cristina Love
sketch #2788 Yuno Gasai from Mirai Nikki by Cristina Love


anonymous
anonymous
sketch #5013 Pursuing Dreams by Mário JBudo


Amazigh N Amurwakuc
sketch #2359 imazighen amazigh flag


anonymous
anonymous
sketch #3350 Gerard Way by Carrieann Benthem


anonymous
anonymous
sketch #2027


anonymous
anonymous
sketch #5281


anonymous
anonymous
sketch #3344 Homer by Samuel Roberto


anonymous
anonymous
sketch #2337


anonymous
anonymous
sketch #1451 mi6softlab vibra


sketchmaster
sketch #2598


anonymous
anonymous
sketch #2197


anonymous
anonymous
sketch #5260


anonymous
anonymous
sketch #1846 zay


anonymous
anonymous
sketch #378 Guess what flag? ɔılqndǝɹ ɥɔǝzϽ


anonymous
anonymous
sketch #978


anonymous
anonymous
sketch #3359 &#;In love and lonely&#; by Irul Ventura


anonymous
anonymous
sketch #3339 Sasuke by Jean-Benoit Renaud


anonymous
anonymous
sketch #4760

tomski最先引入符号“∈”的数学家是谁,以及符号“∈”的原始意义是什么? 知乎 coloring