As for our saying of its simple form, we do not want the simple form of the letter, for example, which is “r.” Rather, we want the simple form of the word, which is the word that indicates it, which is the name or designation, which is your saying “sad,” so we want the simple form of this word. As for the simple form of the letter, it does not have the simple form of the letters, but it has the decrease, completion, and addition, such as the “ra.” The za is half of the nun, the waw is half of the qaf, the kaf is four-fifths of the tā’ and four-sixths of the dha’, the dal is two-fifths of the tā’, and the yā’ is two-thousand, and the lam is added to the alif with the nūn and to the nūn with the alif and similar to this. As for the simple forms of the letters, this is only from