20241201 - The two lines (curves) and their intersection...
In the initial months after my stroke. I could hardly see anything that was moving. It doesn't have anything to do with my retina, optic nerve etc. in order to focus, our lens have to either bulge or thin out to focus incoming light properly on our retina. This action is controlled by "ciliary" muscles. No points for who controls them - completely by our autonomous nervous system whose seat is in the brain stem. So, I couldn't see anything that moved. At one thing in one place, it would slowly settle down and focus but couldn't deal with moving things. This was very exasperated when I was taken somewhere in the car. Couldn't see anything from the side window. Everything was constantly moving and what I saw was just a haze. Over time, like most things in my body, it started very slowly getting better. If I describe it as a line , it was an upward moving line with a very small upward gradient. This was a line driven by the work of neuroplasticity. In the pa...