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Polyomino Tilings - Shared screen with speaker view
espen slettnes
05:01
https://espenslettnes.net/BMC_lectures/Polyomino_Tilings/2022-02-02.pdf
espen slettnes
05:44
https://espenslettnes.net/BMC_lectures/Polyomino_Tilings/2022-02-02.pdf
Tejo Madhavarapu
08:04
no
Hanna Chen
09:48
oh i thought it was my internet
Alexander Braun
09:56
Is it just me, or is it just laggy for all of us
Orhan Hosten-Mittermaier
10:00
Me too
Tejo Madhavarapu
10:03
My mom thought it was hers
Alexander Braun
10:03
ok
Mingyang Cen
10:07
Me too
Alexander Braun
10:09
that's good
Vinci Ho
10:14
yeah it's also lagging for me
espen slettnes
12:46
https://espenslettnes.net/BMC_lectures/Polyomino_Tilings/2022-02-02.pdf
Tejo Madhavarapu
20:11
I see a simple counterexample to what I thought earlier.
Tejo Madhavarapu
20:40
Oh yeay
Nickolas Yang
27:52
Yeah, I started last class
Nickolas Yang
28:02
wrong chat-
Jayanth Sadhasivan
31:58
x+y(mod 4)
Andrew Sylvester
40:47
i
Tejo Madhavarapu
40:50
i
Jayanth Sadhasivan
41:46
0
Tejo Madhavarapu
44:00
The product
Tejo Madhavarapu
46:21
2i
Tejo Madhavarapu
01:00:18
Roots of unity
Alex Tarima
01:08:08
just 2
Tejo Madhavarapu
01:08:13
Just 2
Andrew Sylvester
01:08:15
3
Tejo Madhavarapu
01:08:17
3
Alex Tarima
01:08:32
oh yah tru
Alexander Braun
01:08:38
yeah 3
Andrew Sylvester
01:08:46
ahh only 2 that will allow for a full covering
Alex Tarima
01:08:52
but one of them is very bad
Alexander Braun
01:10:08
a 3x4 rectangle
Alex Tarima
01:10:54
anything above a x5 on both sides can be tiled
Alex Tarima
01:11:04
wait
Alexander Braun
01:11:04
div. by 3 and one div. by 4. I solved that beforehand.
Alex Tarima
01:11:07
no I might be wrong
Alex Tarima
01:12:03
6
Alex Tarima
01:12:15
x2
Tejo Madhavarapu
01:15:13
12 by anything other than 5
Tejo Madhavarapu
01:15:22
Or 1, 2
Tejo Madhavarapu
01:26:34
even
Tejo Madhavarapu
01:36:18
http://polyominoes.org/data/5/rect/20x3.svg
Ryan Quan
01:43:18
Rohan, can you please turn on your video?
Tejo Madhavarapu
01:45:52
They are z tiles
Tejo Madhavarapu
02:02:47
In fact, it is an odd-sized hole.
Jayanth Sadhasivan
02:03:26
thanks
Neha Ravikumar
02:03:27
thank you!
Mingyang Cen
02:03:27
Thank you!
Eshaan Kuchhal
02:03:28
Thank You!
Jade Feria
02:03:28
thank you
Teresa Marin
02:03:30
Thank you!
Tejo Madhavarapu
02:03:30
I enjoyed the class.
Owen Xu
02:03:31
thank you!
Sunmin Eom
02:03:32
Thank you!
Nickolas Yang
02:03:35
thanks
Sunwoo Eom
02:03:36
Thank you!
Corinne Young
02:03:36
Thank you!
Vinci Ho
02:03:38
thank you!