2013, Volume 77, Issue 4

This issue is dedicated to I. R. Shafarevich on his 90th birthday

	Congratulations to Igor Rostislavovich Shafarevich Izvestiya: Mathematics, 2013, Volume 77, Issue 4, Pages 649 DOI: https://doi.org/10.1070/IM2013v077n04ABEH002653 Izvestiya Rossiiskoi Akademii Nauk. Seriya Matematicheskaya, 2013, Volume 77, Issue 4 DOI: https://doi.org/10.4213/im8151		649
	Operations on $t$-structures and perverse coherent sheaves A. I. Bondal Izvestiya: Mathematics, 2013, Volume 77, Issue 4, Pages 651–674 DOI: https://doi.org/10.1070/IM2013v077n04ABEH002654 Izvestiya Rossiiskoi Akademii Nauk. Seriya Matematicheskaya, 2013, Volume 77, Issue 4, Pages 5–30 DOI: https://doi.org/10.4213/im8024		651–674
	Combinatorics associated with inflections and bitangents of plane quartics M. Kh. Gizatullin Izvestiya: Mathematics, 2013, Volume 77, Issue 4, Pages 675–695 DOI: https://doi.org/10.1070/IM2013v077n04ABEH002655 Izvestiya Rossiiskoi Akademii Nauk. Seriya Matematicheskaya, 2013, Volume 77, Issue 4, Pages 31–54 DOI: https://doi.org/10.4213/im8015		675–695
	Generation of modules and transcendence degree of zero-cycles S. O. Gorchinskiy Izvestiya: Mathematics, 2013, Volume 77, Issue 4, Pages 696–699 DOI: https://doi.org/10.1070/IM2013v077n04ABEH002656 Izvestiya Rossiiskoi Akademii Nauk. Seriya Matematicheskaya, 2013, Volume 77, Issue 4, Pages 55–58 DOI: https://doi.org/10.4213/im8023		696–699
	One-dimensional polynomial maps, periodic points and multipliers Yu. G. Zarhin Izvestiya: Mathematics, 2013, Volume 77, Issue 4, Pages 700–713 DOI: https://doi.org/10.1070/IM2013v077n04ABEH002657 Izvestiya Rossiiskoi Akademii Nauk. Seriya Matematicheskaya, 2013, Volume 77, Issue 4, Pages 59–72 DOI: https://doi.org/10.4213/im8036		700–713
	The unramified two-dimensional Langlands correspondence D. V. Osipov Izvestiya: Mathematics, 2013, Volume 77, Issue 4, Pages 714–741 DOI: https://doi.org/10.1070/IM2013v077n04ABEH002658 Izvestiya Rossiiskoi Akademii Nauk. Seriya Matematicheskaya, 2013, Volume 77, Issue 4, Pages 73–102 DOI: https://doi.org/10.4213/im8013		714–741
	Tori in the Cremona groups V. L. Popov Izvestiya: Mathematics, 2013, Volume 77, Issue 4, Pages 742–771 DOI: https://doi.org/10.1070/IM2013v077n04ABEH002659 Izvestiya Rossiiskoi Akademii Nauk. Seriya Matematicheskaya, 2013, Volume 77, Issue 4, Pages 103–134 DOI: https://doi.org/10.4213/im8021		742–771
	Weak Landau–Ginzburg models for smooth Fano threefolds V. V. Przyjalkowski Izvestiya: Mathematics, 2013, Volume 77, Issue 4, Pages 772–794 DOI: https://doi.org/10.1070/IM2013v077n04ABEH002660 Izvestiya Rossiiskoi Akademii Nauk. Seriya Matematicheskaya, 2013, Volume 77, Issue 4, Pages 135–160 DOI: https://doi.org/10.4213/im8018		772–794
	Birationally rigid complete intersections of quadrics and cubics A. V. Pukhlikov Izvestiya: Mathematics, 2013, Volume 77, Issue 4, Pages 795–845 DOI: https://doi.org/10.1070/IM2013v077n04ABEH002661 Izvestiya Rossiiskoi Akademii Nauk. Seriya Matematicheskaya, 2013, Volume 77, Issue 4, Pages 161–214 DOI: https://doi.org/10.4213/im7999		795–845
	Sporadic simple groups and quotient singularities I. A. Cheltsov, K. A. Shramov Izvestiya: Mathematics, 2013, Volume 77, Issue 4, Pages 846–854 DOI: https://doi.org/10.1070/IM2013v077n04ABEH002662 Izvestiya Rossiiskoi Akademii Nauk. Seriya Matematicheskaya, 2013, Volume 77, Issue 4, Pages 215–224 DOI: https://doi.org/10.4213/im8022		846–854