سال 1400 ش. https://sana.nlai.ir/handle/123456789/805723 Mon, 01 Jun 2026 10:53:13 GMT 2026-06-01T10:53:13Z Sahand Communications In Mathematical Analysis [Magazine].No 27 https://sana.nlai.ir/handle/123456789/856809 Sahand Communications In Mathematical Analysis [Magazine].No 27 Wed, 01 Sep 1400 00:00:00 GMT https://sana.nlai.ir/handle/123456789/856809 1400-09-01T00:00:00Z Sahand Communications In Mathematical Analysis [Magazine].No 26 https://sana.nlai.ir/handle/123456789/855816 Sahand Communications In Mathematical Analysis [Magazine].No 26 Sat, 01 May 1400 00:00:00 GMT https://sana.nlai.ir/handle/123456789/855816 1400-05-01T00:00:00Z Sahand Communications In Mathematical Analysis [Magazine].No 25 https://sana.nlai.ir/handle/123456789/805725 Sahand Communications In Mathematical Analysis [Magazine].No 25 Sun, 01 Feb 1400 00:00:00 GMT https://sana.nlai.ir/handle/123456789/805725 1400-02-01T00:00:00Z