Ramchandra Phawade
Assistant Professor
Contact
In view of the COVID-19 epidemic in India, currently working with
Indian Scientists' Response to Covid-19.
Research interests :
Concurrency, Automata Theory and Logic in Computer Science
- Petri nets : connections with product systems, expressions
- Modelling and analysis of timed, concurrent systems using Petri
nets
- Formal verification of Timed systems
Academic Background
In 2017 Completed two years of Postdoc at IIT Bombay
In 2015 Obtained PhD in Theoretical Computer Science from The Institute of Mathematical Sciences (IMSc), Chennai
In 2007 Obtained MSc in Computer Science from Chennai Mathematical Institute (CMI), Chennai
In 2002 Obtained BTech in Computer Science and Engineering from National Institute of Technology (NIT), Calicut
Publications:
Journal Publications:
- (with S. Akshay and Lo\"ic H\'elu\"et),
Combining free choice and time in Petri nets, in
Journal of Logical and Algebraic Methods in Programming, vol. 110, Elsevier, (2020)
(draft)
- Kleene Theorems for Free Choice Automata over Distributed Alphabets, in
T. Petri Nets and Other Models of Concurrency, LNCS, vol. 14: 146-171, Springer (2019)
(full version here)
- (with Kamal Lodaya),
Kleene theorems for synchronous products with matching, in
Transactions on Petri Nets and Other models of Concurrency, LNCS, vol. 9410:84--108, Springer (2015).
click here for pdf
Conference Publications:
- (with Devendra Bhave, SN Krishna and Ashutosh Trivedi),
On Timed Scope-bounded Context-sensitive Languages,
in 23rd DLT, LNCS, vol. 11647, Springer, Warsaw, 2019, pp. 168--181.
Full version here
- Kleene theorem for free choice nets labelled with distributed alphabets,
in 12th PNSE,
CEUR-WS/Vol-2138, Bratislava, 2018, 77--98.
- Kleene theorem for labelled free choice nets without distributed
choice, in 10th PNSE, CEUR-WS, vol. 1591, Toru\'n, 2016, pp. 132--152.
Full version here
- (with S. Akshay and Lo\"ic H\'elu\"et),
Combining free choice and time in Petri nets, in
23rd TIME, Denmark, 2016.
Full version here
- (with Devendra Bhave, Vrunda Dave, SN Krishna and Ashutosh Trivedi),
A Perfect Class of Context-Sensitive Timed Languages, in
20th DLT, LNCS, vol. 9840, Springer, Montre\'al, 2016, pp. 38--50.
Full version here
- (with Devendra Bhave, Vrunda Dave, SN Krishna and Ashutosh Trivedi),
A Logical Characterization for Dense-Time Visibly Pushdown Automata, in 10th LATA,
LNCS, vol. 9618, Springer, Prague, 2016, pp. 89--101.
Full version here
- (with Kamal Lodaya),
Kleene theorems for labelled free choice nets, in 8th PNSE,
CEUR-WS, vol. 1160, Tunis, 2014, pp. 75--89.
click here for pdf
- (with Kamal Lodaya and Madhavan Mukund),
Kleene theorems for product systems, in 13th DCFS,
LNCS, vol. 6808, Springer, Limburg, 2011, pp. 235--247.
click here for pdf
Pre-prints: (available on request)
- (with Devendra Bhave),
Ramsey-based Universality checking for Dense stack Visibly Pushdown Automata.
The time period of Autumn(August to December)
Semester coincides with Kharif
season for crops, and for Spring it is Rabi in Farmer's language.
Teaching in current semester (Spring/Kharif 2021)
Logic and its applications (Grad Course)---- 6 credits--Autumn 2020.
Courses taught from August 2017 to August 2021
CORE courses (for BTech)
Automata Theory (CS 202)-- 8 credit CORE course-Summer 2021.
Automata Theory (CS 202)-- 8 credit CORE course-Spring 2020-21.
Logic for Computer Science --6 credit course for undergrads -- Autumn 2020-21.
Design and Analysis of Algorithms (CS 205)--6 credit CORE course.--Spring 2019-20
Software Systems Lab (CS 213)--8 credit CORE course--Autumn/Kharif 2019.
Automata Theory (CS 202)-- 8 credit CORE course--Summer 2019.
Design and Analysis of Algorithms (CS 218)-- 6 credit CORE course--Spring 2019
Software Systems Lab (CS 213)--8 credit CORE course -- Autumn 2018.
Computer Programming and Utilization (CS 101) --2.75 credits CORE -- 12 hours -- Summer 2018
Design and Analysis of Algorithms (CS 218)-- 6 credit CORE course -- 43 hours -- Spring 2018.
Software Systems Lab (CS 251)--8 credit CORE course -- (at IIT Goa) -- 44 hours -- Autumn 2017.
Grad level courses/Electives
Formal Models for concurrent and asynchronous systems (Grad Course)-- 6 credit course--Spring 2021
Logic and its applications (Grad Course)---- 6 credits--Autumn 2020.
Formal Models for concurrent and asynchronous systems (Grad Course)-- 6 credit course--Spring 2019
Special topics in automata and logics (Grad Course)-- 6 credit course-- Spring 2019
Logic and its applications (Grad Course)---- 6 credits--Autumn 2018.
Engineering Mathematics for Advanced studies (Grad Course)-- 1 credit --6 hours- Spring 2018.
Engineering Mathematics for Advanced studies (Grad Course)-- 1 credit--6 hours-Autumn 2018.
Applications of Petri nets:
Some areas they used in are:
communication protocols and networks,
software, workflow and business processes,
hardware, control systems and military systems. Few pointers are given
below.
Success stories on Petri nets world,
Industrial applications of Colored Petri nets,
A paper by Van Der Aalst.
General
Last modified: August 18, 11:01:00 IST 2021