Added tutorial on Lazy expressions to tutorial section of manual #2273
Added a tutorial on Lazy expressions to the tutorial section of the manual. MPR#7547
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I was also hesitant whether to make the link to module Lazy docs open in a new tab or the same. The former seems better UX.
Initially, I also wanted to add an example with a recursive fibonacci function call with a large value that would exemplify an expensive computation but decided not to for brevity.
Thanks for your contribution! This looks nice, except for the lazy pattern part that might need to be a bit more gradual. (I have also some remarks on potential improvement earlier but you can ignore those ones).