XB consists of text books in Persian. The texts are in the pdf format. To view the pdf files, Adobe (Acrobat) reader 5 or later is needed. Adobe reader can be obtained from Adobe reader download.
Using, printing, and publishing these texts for non-commercial purposes is free, provided they are not altered in any sense (including text, style, and orthography). For any other use, author's permission is needed.
back to mamwad XB-003 (2022/07/07) pdf Classical mechanics XB-002 (2016/08/20) pdf Geometry XB-001 (2016/05/10) pdf Linear algebra (3rd edition)