but again if you just see again and again you'll be able to follow it because the math is pretty much simpler but what I am making sure that in my channel so I will be uploading a lot of maths thing whenever I am explaining you about some specific algorithms and that will be continuing going on in Andrew ng channel of deep learning dot AI you will not find any practical application so for the practical application you can either refer my videos or you can refer send text videos ok over there send X do not explain you the maths behind any