正无穷大和负无穷大是否可以认为是同样的概念? 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 theseBerries, Martini, Marbles, Throat, Stove, Bench, Cowboy, Bow and arrow, Skis, Minaret, 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 #5077 Light of Hope by Itz Rakhi


anonymous
anonymous
sketch #5086 Lion by Z Ionut Ady


anonymous
anonymous
sketch #1490 James Joyce....


anonymous
anonymous
sketch #3300


anonymous
anonymous
sketch #2371


sketchmaster
sketch #2446 Joker by sketchmaster


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...


anonymous
anonymous
sketch #5224


anonymous
anonymous
sketch #4904


anonymous
anonymous
sketch #5002 Jimi Hendrix by Piter Olimpo


anonymous
anonymous
sketch #3365 Igor by Johan Kennet Espinoza Moreno


anonymous
anonymous
sketch #5437 Mikasa from Attack on Titan by Manimarmuthu Muthu


Rachel Roe
sketch #78 Dino-Roar


anonymous
anonymous
sketch #5124 Tony Tony Chopper by 陳一夫


anonymous
anonymous
sketch #3000


anonymous
anonymous
sketch #3413 Link by Dã Tr� ng


El Harouati Nassera
sketch #2810 Lennon by El Harouati Nassera


anonymous
anonymous
sketch #5008


anonymous
anonymous
sketch #5257


anonymous
anonymous
sketch #4436 Bob Marley by Luiza Irma


Raisa Mahmud
sketch #2055 Flower


anonymous
anonymous
sketch #3151 Spaceship Nessa Kira Hellsing


anonymous
anonymous
sketch #5141


anonymous
anonymous
sketch #4953 Bird by Ervin Haxhija


Tom Kelly
sketch #645

tomski正无穷大和负无穷大是否可以认为是同样的概念? 知乎 coloring