although you did well, mashaallah, then put on the board a criticism that has always existed to the textbooksil today, and now it is becoming more prominent in recent years, both university professors and field professors, and in short, scholars have talked about it many times and it is that our textbooks and educational content in schools are not applicable in our time for example, we were studying mathematics , we had some things that we never understood what it was supposed to do, for example, we had a matrix, as a hypothesis in the new mathematics that was at that time, and we never understood why the matrix should have such a definition and why now. for example , we have to learn to multiply by sa, with the difficulty it was really taking time, it took energy , it was not a very special task, but it took energy, or, for example , to calculate the d terminal, for example, and from these words, this is now mathematics in its various places. different lessons were an important part of the criticisms the content of the textbooks in all these years is not related to this course, the fact is t