You can search for <$> fine on Google. The top hit is a Stack Overflow question "What does <$> mean in Haskell?". https://www.google.com/search?hl=en&q=%3C%24

You can search for <$> fine on Google. The top hit is a Stack Overflow question "What does <$> mean in Haskell?". https://www.google.com/search?hl=en&q=%3C%24%3E https://www.google.com/search?hl=en&q=%3C%24%3E https://stackoverflow.com/questions/37286376/what-does-mean-in-haskell/37286470 https://stackoverflow.com/questions/37286376/what-does-mean-...