Петрова, Наталия Владимировна. Линейные дифференциальные уравнения n-го порядка с постоянными коэффициентами и специальной правой частью [Электронный ресурс]: учебное пособие / Н. В. Петрова; Санкт-Петербургский политехнический университет Петра Великого. — Электрон. текстовые дан. (1 файл : 1,08 Мб). — Санкт-Петербург, 2018. — Загл. с титул. экрана. — Свободный доступ из сети Интернет (чтение). — Adobe Acrobat Reader 7.0. — <URL:http://elib.spbstu.ru/dl/2/s18-135.pdf>. — <URL:http://doi.org/10.18720/SPBPU/2/s18-135>.
|
Period
|
Read
|
Print
|
Copy
|
Open
|
Total
|
|
Year 2018
|
Quarter 2
|
June
|
16
|
0
|
0
|
0
|
16
|
|
Quarter 3
|
July
|
11
|
0
|
0
|
0
|
11
|
|
August
|
7
|
0
|
0
|
0
|
7
|
|
September
|
11
|
0
|
0
|
0
|
11
|
|
Quarter 4
|
October
|
206
|
0
|
0
|
0
|
206
|
|
November
|
72
|
0
|
0
|
0
|
72
|
|
December
|
30
|
0
|
0
|
0
|
30
|
|
Year 2019
|
Quarter 1
|
January
|
22
|
0
|
0
|
0
|
22
|
|
February
|
17
|
0
|
0
|
0
|
17
|
|
March
|
11
|
0
|
0
|
0
|
11
|
|
Quarter 2
|
April
|
10
|
0
|
0
|
0
|
10
|
|
May
|
11
|
0
|
0
|
0
|
11
|
|
June
|
7
|
0
|
0
|
0
|
7
|
|
Quarter 3
|
July
|
8
|
0
|
0
|
0
|
8
|
|
August
|
11
|
0
|
0
|
0
|
11
|
|
September
|
35
|
0
|
0
|
0
|
35
|
|
Quarter 4
|
October
|
288
|
0
|
0
|
0
|
288
|
|
November
|
41
|
0
|
0
|
0
|
41
|
|
December
|
49
|
0
|
0
|
0
|
49
|
|
Year 2020
|
Quarter 1
|
January
|
13
|
0
|
0
|
0
|
13
|
|
February
|
15
|
0
|
0
|
0
|
15
|
|
March
|
11
|
0
|
0
|
0
|
11
|
|
Quarter 2
|
April
|
6
|
0
|
0
|
0
|
6
|
|
May
|
8
|
0
|
0
|
0
|
8
|
|
June
|
8
|
0
|
0
|
0
|
8
|
|
Quarter 3
|
July
|
9
|
0
|
0
|
0
|
9
|
|
August
|
3
|
0
|
0
|
0
|
3
|
|
September
|
10
|
0
|
0
|
0
|
10
|
|
Quarter 4
|
October
|
27
|
0
|
0
|
0
|
27
|
|
November
|
11
|
0
|
0
|
0
|
11
|
|
December
|
2
|
0
|
0
|
0
|
2
|
|
Year 2021
|
Quarter 1
|
January
|
8
|
0
|
0
|
0
|
8
|
|
February
|
3
|
0
|
0
|
0
|
3
|
|
March
|
3
|
0
|
0
|
0
|
3
|
|
Quarter 2
|
April
|
6
|
0
|
0
|
0
|
6
|
|
May
|
4
|
0
|
0
|
0
|
4
|
|
June
|
7
|
0
|
0
|
0
|
7
|
|
Quarter 3
|
July
|
5
|
0
|
0
|
0
|
5
|
|
August
|
4
|
0
|
0
|
0
|
4
|
|
September
|
3
|
0
|
0
|
0
|
3
|
|
Quarter 4
|
October
|
41
|
0
|
0
|
0
|
41
|
|
November
|
12
|
0
|
0
|
0
|
12
|
|
December
|
5
|
0
|
0
|
0
|
5
|
|
Year 2022
|
Quarter 1
|
January
|
2
|
0
|
0
|
0
|
2
|
|
February
|
3
|
0
|
0
|
0
|
3
|
|
March
|
3
|
0
|
0
|
0
|
3
|
|
Quarter 2
|
April
|
4
|
0
|
0
|
0
|
4
|
|
May
|
4
|
0
|
0
|
0
|
4
|
|
June
|
6
|
0
|
0
|
0
|
6
|
|
Quarter 3
|
July
|
10
|
0
|
0
|
0
|
10
|
|
August
|
3
|
0
|
0
|
0
|
3
|
|
September
|
5
|
0
|
0
|
0
|
5
|
|
Quarter 4
|
October
|
265
|
0
|
0
|
0
|
265
|
|
November
|
275
|
0
|
0
|
0
|
275
|
|
December
|
28
|
0
|
0
|
0
|
28
|
|
Year 2023
|
Quarter 1
|
January
|
14
|
0
|
0
|
0
|
14
|
|
February
|
14
|
0
|
0
|
0
|
14
|
|
March
|
16
|
0
|
0
|
0
|
16
|
|
Quarter 2
|
April
|
19
|
0
|
0
|
0
|
19
|
|
May
|
16
|
0
|
0
|
0
|
16
|
|
June
|
4
|
0
|
0
|
0
|
4
|
|
Quarter 3
|
July
|
4
|
0
|
0
|
0
|
4
|
|
August
|
2
|
0
|
0
|
0
|
2
|
|
September
|
8
|
0
|
0
|
0
|
8
|
|
Quarter 4
|
October
|
685
|
0
|
0
|
0
|
685
|
|
November
|
244
|
0
|
0
|
0
|
244
|
|
December
|
36
|
0
|
0
|
0
|
36
|
|
Year 2024
|
Quarter 1
|
January
|
14
|
0
|
0
|
0
|
14
|
|
February
|
7
|
0
|
0
|
0
|
7
|
|
March
|
12
|
0
|
0
|
0
|
12
|
|
Quarter 2
|
April
|
6
|
0
|
0
|
0
|
6
|
|
Total
|
2,796
|
0
|
0
|
0
|
2,796
|
