Here's a 1965 RAND report demonstrating a conversational interface with an algebraic processing system. They determine that a conversational user interface vastly improves usability in their tests.

Full PDF: https://www.rand.org/content/dam/rand/pubs/papers/2008/P3146.pdf

**Rahul Narain** · Dec 28, 2018, 01:48

Rahul Narain boosted

**0xDE** @11011110@mathstodon.xyz · Dec 28, 2018, 01:48

Dec 28, 2018, 01:48

0xDE @11011110@mathstodon.xyz

New blog post: Motorcycle graphs and the eventual fate of sparse Life, https://11011110.github.io/blog/2018/12/27/motorcycle-graphs-eventual.html

**Rahul Narain** @narain@mathstodon.xyz · Dec 04, 2018, 15:45

**Rahul Narain** @narain@mathstodon.xyz · Dec 04, 2018, 15:45

Dec 04, 2018, 15:45

Rahul Narain @narain@mathstodon.xyz

Of course Mac OS X's Calendar interprets "IST" as Irish Standard Time and not Indian Standard Time. The fool is me for expecting different.

**Rahul Narain** @narain@mathstodon.xyz · Dec 01, 2018, 23:25

**Rahul Narain** @narain@mathstodon.xyz · Dec 01, 2018, 23:25

Dec 01, 2018, 23:25

Rahul Narain @narain@mathstodon.xyz

I got the urge to start singing "Domo Arigato Mr. Roboto" the moment I landed in Tokyo and I'm pretty sure that's extremely culturally insensitive

**Rahul Narain** @narain@mathstodon.xyz · Nov 30, 2018, 18:29

**Rahul Narain** @narain@mathstodon.xyz · Nov 30, 2018, 18:29

Nov 30, 2018, 18:29

Rahul Narain @narain@mathstodon.xyz

A recent Learned League question asked for the name of the infamous Leni Riefenstahl film which documented the second Nazi Party Congress. Some brilliant wrong answers shared on the forums:
- Das Jackboot
- 2 Fascist 2 Fuhrerious
- Dude, Wehrmacht Car?

**Rahul Narain** @narain@mathstodon.xyz · Nov 19, 2018, 04:47

**Rahul Narain** @narain@mathstodon.xyz · Nov 19, 2018, 04:47

Nov 19, 2018, 04:47

Rahul Narain @narain@mathstodon.xyz

\[r=\sqrt{1+\alpha\cos2\theta}.\] All these curves enclose the same area.

b0f29e5ac1284b17.png?1542602762

**Rahul Narain** @narain@mathstodon.xyz · Nov 15, 2018, 16:27

**Rahul Narain** @narain@mathstodon.xyz · Nov 15, 2018, 16:27

Nov 15, 2018, 16:27

Rahul Narain @narain@mathstodon.xyz

cw: shitpost Show more

**Rahul Narain** @narain@mathstodon.xyz · Nov 15, 2018, 16:26

**Rahul Narain** @narain@mathstodon.xyz · Nov 15, 2018, 16:26

Nov 15, 2018, 16:26

Rahul Narain @narain@mathstodon.xyz

cw: shitpost Show more

**Rahul Narain** @narain@mathstodon.xyz · Nov 03, 2018, 18:40

**Rahul Narain** @narain@mathstodon.xyz · Nov 03, 2018, 18:40

Nov 03, 2018, 18:40

Rahul Narain @narain@mathstodon.xyz

The quality of a Fourier approximation of a closed curve \(\gamma:\mathbb S^1\to\mathbb R^2\) depends heavily on its parametrization. Below: a square approximated with 1, 2, and 3 nonzero Fourier modes.

**Rahul Narain** @narain@mathstodon.xyz · Sep 28, 2018, 05:10

**Rahul Narain** @narain@mathstodon.xyz · Sep 28, 2018, 05:10

Sep 28, 2018, 05:10

Rahul Narain @narain@mathstodon.xyz

Wow! A vortex ring created by an exploding meteor
http://fyfluiddynamics.com/post/178481591641/during-the-recent-perseid-shower-photographer

**Rahul Narain** @narain@mathstodon.xyz · Sep 28, 2018, 04:58

**Rahul Narain** @narain@mathstodon.xyz · Sep 28, 2018, 04:58

Sep 28, 2018, 04:58

Rahul Narain @narain@mathstodon.xyz

Fun fact: The hairy ball theorem doesn't apply to black holes because black holes have no hair Show more

**Rahul Narain** @narain@mathstodon.xyz · Sep 21, 2018, 05:53

**Rahul Narain** @narain@mathstodon.xyz · Sep 21, 2018, 05:53

Sep 21, 2018, 05:53

Rahul Narain @narain@mathstodon.xyz

Spam texts in India are amazing.
"ACCOUNTS IS THE FUTURE OF YOUR CHILD."
wtf

**Rahul Narain** @narain@mathstodon.xyz · Sep 15, 2018, 11:53

**Rahul Narain** @narain@mathstodon.xyz · Sep 15, 2018, 11:53

Sep 15, 2018, 11:53

Rahul Narain @narain@mathstodon.xyz

The economic inequality in New Delhi is so stark and so geographically adjacent
It's like a modern metropolis and an impoverished village got into a teleporter accident

**Rahul Narain** @narain@mathstodon.xyz · Aug 27, 2018, 19:15

**Rahul Narain** @narain@mathstodon.xyz · Aug 27, 2018, 19:15

Aug 27, 2018, 19:15

Rahul Narain @narain@mathstodon.xyz

Every few weeks I remember this tweet
https://twitter.com/Vordus/status/905321688052719616

**Rahul Narain** @narain@mathstodon.xyz · Aug 21, 2018, 05:15

**Rahul Narain** @narain@mathstodon.xyz · Aug 21, 2018, 05:15

Aug 21, 2018, 05:15

Rahul Narain @narain@mathstodon.xyz

What I want for next SIGGRAPH is a paper that takes all these "CNNs for physics-based animation" methods and tells you what low-, mid-, and high-level physical structures they're actually learning from the data.