https://wiki.pathmind.com/deep-reinforcement-learning <-- this is not a wiki, but rather a misleadingly named corporate advertisement. however, it appears to give a thorough description of reinforcement learning and its terms and math.

https://venturebeat.com/2021/10/12/deepmind-is-developing-one-algorithm-to-rule-them-all/ <-- this is a less-than-a-year-old article on a little bit of the work google is doing on cross-algorithm and cross-representation problem solving. I find it hard to find and engage such information. the concept is expected to quickly lead to much more powerful systems. mentions papers and researchers' names. google tends to open source their research into their various repositories.