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Преображенский, С.П. Интегрирование дифференциальных уравнений с помощью степенных рядов [Электронный ресурс] / Преображенский С.П.; С.П. Преображенский, С.Р. Тихомиров. — Электрон. текстовые дан.( 1 файл 247 Kb). — Санкт-Петербург, 1987. — Свободный доступ из сети Интернет (чтение, печать, копирование). — Текстовый файл. — Adobe Acrobat Reader 5.0. — <URL:http://elib.spbstu.ru/dl/026.pdf>.

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Period Read Print Copy Open Total
Year 2012 Quarter 1 January 1 0 1 0 2
February 1 0 0 0 1
March 0 0 0 0 0
Quarter 2 April 0 0 0 0 0
May 0 0 0 0 0
June 0 0 0 0 0
Quarter 3 July 0 0 0 0 0
August 0 0 0 0 0
September 3 0 2 0 5
Quarter 4 October 2 0 3 0 5
November 2 0 2 0 4
December 1 0 2 0 3
Year 2013 Quarter 1 January 4 0 5 0 9
February 2 0 9 0 11
March 0 0 0 0 0
Quarter 2 April 2 0 0 0 2
May 9 0 2 0 11
June 7 0 3 0 10
Quarter 3 July 3 0 0 0 3
August 5 0 3 0 8
September 1 0 0 0 1
Quarter 4 October 3 0 0 0 3
November 2 0 3 0 5
December 3 0 0 0 3
Year 2014 Quarter 1 January 1 0 1 0 2
February 1 0 2 0 3
March 2 0 0 0 2
Quarter 2 April 2 0 0 0 2
May 0 0 0 0 0
June 4 0 0 0 4
Quarter 3 July 2 0 2 0 4
August 7 0 1 0 8
September 7 0 0 0 7
Quarter 4 October 16 0 3 0 19
November 7 0 1 0 8
December 5 0 3 0 8
Year 2015 Quarter 1 January 5 0 4 0 9
February 5 0 7 0 12
March 13 0 9 0 22
Quarter 2 April 7 0 5 0 12
May 4 0 2 0 6
June 5 0 1 0 6
Quarter 3 July 11 0 6 0 17
August 2 0 3 0 5
September 17 0 5 0 22
Quarter 4 October 5 0 3 0 8
November 9 0 6 0 15
December 3 0 3 0 6
Year 2016 Quarter 1 January 8 0 5 0 13
February 5 0 6 0 11
March 6 0 3 0 9
Quarter 2 April 15 0 10 0 25
May 4 0 3 0 7
June 6 0 2 0 8
Quarter 3 July 5 0 0 0 5
August 5 0 0 0 5
September 4 0 0 0 4
Quarter 4 October 5 0 1 0 6
November 4 0 4 0 8
December 5 0 7 0 12
Year 2017 Quarter 1 January 4 0 2 0 6
February 1 0 0 0 1
March 6 0 0 0 6
Quarter 2 April 0 0 0 0 0
May 6 0 3 0 9
June 4 0 1 0 5
Quarter 3 July 6 0 3 0 9
August 5 0 2 0 7
September 4 0 3 0 7
Quarter 4 October 7 0 6 0 13
November 2 0 4 0 6
December 6 0 6 0 12
Year 2018 Quarter 1 January 6 0 5 0 11
February 3 0 3 0 6
March 3 0 3 0 6
Quarter 2 April 9 0 4 0 13
May 1 0 0 0 1
June 2 0 2 0 4
Quarter 3 July 2 0 1 0 3
August 4 0 4 0 8
September 4 0 10 0 14
Quarter 4 October 4 0 2 0 6
November 1 0 4 0 5
December 1 0 4 0 5
Year 2019 Quarter 1 January 5 0 1 0 6
February 3 0 4 0 7
March 1 0 7 0 8
Quarter 2 April 8 0 6 0 14
May 0 0 3 0 3
June 1 0 4 0 5
Quarter 3 July 4 0 4 0 8
August 3 0 6 0 9
September 0 0 6 0 6
Quarter 4 October 1 0 1 0 2
November 2 0 1 0 3
December 1 0 1 0 2
Year 2020 Quarter 1 January 0 0 5 0 5
February 4 0 4 0 8
March 6 0 3 0 9
Quarter 2 April 3 0 0 0 3
May 3 0 1 0 4
June 1 0 0 0 1
Quarter 3 July 3 0 0 0 3
August 4 0 0 0 4
September 3 0 0 0 3
Quarter 4 October 3 0 0 0 3
November 5 0 4 0 9
December 4 0 6 0 10
Year 2021 Quarter 1 January 4 0 2 0 6
February 5 0 0 0 5
March 3 0 5 0 8
Quarter 2 April 4 0 3 0 7
May 2 0 1 0 3
June 5 0 5 0 10
Quarter 3 July 1 0 0 0 1
August 4 0 1 0 5
September 1 0 5 0 6
Quarter 4 October 1 0 0 0 1
November 4 0 1 0 5
December 2 0 0 0 2
Year 2022 Quarter 1 January 7 0 3 0 10
February 2 0 0 0 2
March 4 0 3 0 7
Quarter 2 April 0 0 0 0 0
May 1 0 1 0 2
June 2 0 2 0 4
Quarter 3 July 7 0 3 0 10
August 2 0 0 0 2
September 2 0 0 0 2
Quarter 4 October 6 0 5 0 11
November 6 0 5 0 11
December 8 0 3 0 11
Year 2023 Quarter 1 January 8 0 1 0 9
February 5 0 0 0 5
March 3 0 3 0 6
Quarter 2 April 3 0 3 0 6
May 2 0 7 0 9
June 10 0 4 0 14
Quarter 3 July 6 0 4 0 10
August 3 0 2 0 5
September 1 0 4 0 5
Quarter 4 October 5 0 6 0 11
November 7 0 5 0 12
December 4 0 9 0 13
Year 2024 Quarter 1 January 3 0 3 0 6
February 1 0 3 0 4
March 0 0 5 0 5
Quarter 2 April 6 0 10 0 16
May 7 0 5 0 12
June 2 0 0 0 2
Total 581 0 404 0 985