Siddhartha Gadgil siddhartha-gadgil

speaker	Siddhartha Gadgil and Apoorva Khare (IISc Mathematics)
title	Eigenfunctions Seminar: Homogeneous length functions on Groups: A polymath adventure
date	15 January, 2018
time	4 pm
venue	LH-1, Mathematics Department

Terence Tao posted on his blog a question of Apoorva Khare, asking whether the free group on two generators has a length function $l: F_2 \to\mathbb{R}$ (i.e., satisfying the triangle inequality) which is homogeneous, i.e.,

title: Algebraic Number Theory code: MA 313 books:

author: Artin, E. title: Galois Theory publ: University of Notre Dame Press, 1944
author: Borevich, Z. and Shafarevich, I. title: Number Theory publ: Academic Press, New York, 1966

	- author: "Gupta, Subhojoy and Wolf, Michael"
	title: "Meromorphic quadratic differentials with complex residues and spiralling foliations"
	booktitle: "In the Tradition of Ahlfors--Bers, VII, Contemporary Mathematics"
	year: 2017
	volume: 696
	pages: 153-181

	- author: "Rangarajan, G."
	title: "Symplectic integration of nonlinear Hamiltonian systems"
	journal: "Pramana -- Journal of Physics"

	---
	title: Publications - Dept of Mathematics, IISc
	---

	<div class="row">

	<div class="col-md-12">
	<h2> Publications (by year) </h2>

	{% assign years = site.data.pubs \| group_by: "year" \| sort: 'name' \| reverse %}

	jan2018:
	core1:
	- code: MA 213
	name: Algebra II
	instructor: Abhishek Banerjee
	timing: "Tue, Thu: 3:30-5:00"
	credits: "3:1"

	- code: MA 222
	name: Measure and Integration

	{% include header.html %}

	<h3>{{ page.code }}: {{ page.title }}</h3>
	<p> </p>
	{% if page.prereqs %}
	Pre-requisites : <br>
	{{ page.prereqs }}
	{% endif %}
	<p> </p>
	{{ content }}

	---
	title: Course Catalogue
	---

	<h2>Course Catalogue</h2>
	{% assign sorted = (site.all-courses \| sort: 'code') %}

	{% for course in sorted %}

	- name: Arvind Ayyer
	user-id: arvind
	research-areas: Probability, combinatorics, statistical mechanics, mathematical physics, experimental mathematics
	phd: Rutgers
	phone-ext: 3215
	office: X15

	- name: Abhishek Banerjee
	user-id: abhishek
	research-areas: Algebraic geometry, noncommutative geometry

	---
	title: Faculty Members
	---

	<div class="col-md-12">
	<h2>Faculty members</h2>

	<h4>Alphabetically by last name</h4>

	<p><b>To send email: <font face="Courier New" size="3">UserID[at]iisc.ac.in</font></b></p>

	postulate
	extensionality : {A B : Set} → (f g : A → B) → ((x : A) → (f x) == (g x)) → f == g