The aim of this channel is to provide useful explanations and tips on engineering matters in the area of mathematics, physics, electronics. You will find some rare contents difficult to find in books. The channel is in english and is connected to my first Youtube channel, that covers electronc experiments (youtube.com/c/PierAisa). I'm an electronic enginner very curious on this kind of subjects and I hope ypu will enjoy the videos. Please leave comments on the subjects you are interested. Pier Aisa