如何证明过椭圆焦点作两互相垂直的直线,交椭圆于4个点,用最小二乘法拟合这四个点,则拟合直线过定点 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 theseRuby, Inchworm, Woodpecker, Saddle oxfords, Moth, Cathedral, Shoe, Tick, Armguard, Breakfast, 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 #20215 Desert


anonymous
anonymous
sketch #3204 eminem


anonymous
anonymous
sketch #3118 Joker Hernan Da Costa Marquez


anonymous
anonymous
sketch #1490 James Joyce....


anonymous
anonymous
sketch #1170


anonymous
anonymous
sketch #3254 derp


sketchmaster
sketch #2464 Spongebob by sketchmaster


anonymous
anonymous
sketch #5330 Frozen by Amanda Kachadurian


anonymous
anonymous
sketch #2025


anonymous
anonymous
sketch #3547 Lady in red Toky Niaina Randrianarisoa


anonymous
anonymous
sketch #4306 The burning watermelon!


anonymous
anonymous
sketch #1220


anonymous
anonymous
sketch #5125


anonymous
anonymous
sketch #3567 Worried Girl by Juvenilia Alexandrino


anonymous
anonymous
sketch #1076


anonymous
anonymous
sketch #3071 Metallica - Kill &#;Em All by Dayana Aleman


anonymous
anonymous
sketch #5222 Magic Art Tin Sheek


anonymous
anonymous
sketch #3154


anonymous
anonymous
sketch #3476 Happy valentines day! Simona Honigmelone


anonymous
anonymous
sketch #2150 batman


anonymous
anonymous
sketch #280


anonymous
anonymous
sketch #5018 Owl by Komlós László


anonymous
anonymous
sketch #5013 Pursuing Dreams by Mário JBudo


anonymous
anonymous
sketch #3484 Red Hot Chili Peppers by Nik Zulqarnain


anonymous
anonymous
sketch #5123


James Forest
sketch #2996 American Flag


anonymous
anonymous
sketch #4891 Pikachu by Resul Danacı


anonymous
anonymous
sketch #5190 That Night by Nînâ Yämâhä


anonymous
anonymous
sketch #5307


anonymous
anonymous
sketch #5178 Mewtwo and Transformation by Riley Hart

tomski如何证明过椭圆焦点作两互相垂直的直线,交椭圆于4个点,用最小二乘法拟合这四个点,则拟合直线过定点 知乎 coloring