Bereishis 5770 - Is emunah one of the Taryag mitzvos?
The Rambam in ספר המצות, מצוה א, says that the first mitzva is to believe in Hashem; היא הצווי אשר צונו בהאמנת האלקות והוא שנאמין שיש שם עלה וסבה הוא פועל לכל הנמצאים והוא אמרו אנכי ה' אלוקיך “The first mitzva is that which Hashem commanded us to believe in a G-d, that is, that we should believe that there is One who is the source and the cause, He creates all that exists and this is what Hashem said [in the first of the Aseres haDibros] - אנכי ה' אלוקיך" The Behag (brought in the Hasogos Haramban) argues on the Rambam and is of the opionion that believing in Hashem is not one of the Taryag mitzvos. The reason that the Behag argues with the Rambam is that believing in Hashem is a prerequisite to accepting the mitzos. Once we are aware of Hashem we can accept his mitzvos, but it is not one of the Taryag mitzvos itself. What is the macholkes between the Rambam and the Behag? Why does the Rambam say that אמונה is a mitzva and the Behag say that it is a pre-requisite t...