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Name: Anton Petrunin
Type: User
Company: Penn State
Bio: Geometer.
Location: State College, PA, USA
Name: Anton Petrunin
Type: User
Company: Penn State
Bio: Geometer.
Location: State College, PA, USA
230H, Honors Calculus and Vector Analysis, Fall 2016
MATH 312, Concepts of Real Analysis, Spring 2017
MATH 417, QUALITATIVE THEORY OF DIFFERENTIAL EQUATIONSS, SPRING 2017
MATH 427, FOUNDATIONS OF GEOMETRY, FALL 2017
MATH 429, Introduction to topology, Spring 2017
MATH 485, GRAPH THEORY, FALL 2018
MATH 528, DIFFERENTIABLE MANIFOLDS
Unfinished lecture notes in differential geometry
Alexandrov meets Lott--Villani--Sturm
Александровская геометрия
"Alexandrov's embedding theorem" by N. Lebedeva, A. Petrunin
"Nilpotency, almost nonnegative curvature, and gradient flow" by Vitali Kapovitch, Anton Petrunin and Wilderich Tuschmann.
personal page
Comparison geometry (MASS Fall 2018)
Asymptotical flatness and cone structure at infinity by Anton Petrunin and Wilderich Tuschmann
Предварительный вариант перевода книжки Уинклера --- замечания приветсвуются.
Euclidean plane and its relatives; a minimalist introduction.
"Alexandrov geometry: foundations" by S. Alexander, V. Kapovitch, and A. Petrunin
Corral's Vector Calculus
Блужданья по цепям
Semiconcave functions in Alexandrov's geometry
"Ramification conjecture and Hirzebruch's property of line arrangements" by Dima Panov, Anton Petrunin
"Curvature tensor of smoothable Alexandrov spaces" by Nina Lebedeva and Anton Petrunin
"Cyclic projections in Hadamard spaces" by Alexander Lytchak and Anton Petrunin
"Bipolar comparison" by Nina Lebedeva, Anton Petrunin and Vladimir Zolotov
"Six proofs of the Fáry–Milnor theorem" by Anton Petrunin and Stephan Stadler
"What is differential geometry: curves and surfaces" by Anton Petrunin and Sergio Zamora Barrera
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