# \#lambda

**URL:** https://discourse.julialang.org/tag/lambda/1213.md

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## [How to save a lambdifyed (by SymEngine) expression to a file and load it in a new Session?](https://discourse.julialang.org/t/how-to-save-a-lambdifyed-by-symengine-expression-to-a-file-and-load-it-in-a-new-session/111165)

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**Author:** [@Zaph](https://discourse.julialang.org/u/Zaph)\
**Replies:** 2\
**Last updated:** [April 15, 2024, 7:50am UTC](https://discourse.julialang.org/t/how-to-save-a-lambdifyed-by-symengine-expression-to-a-file-and-load-it-in-a-new-session/111165 "2024-04-15T07:50:26Z")

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Hello, I posted this on Stackoverflow (https://stackoverflow.com/q/78087392/23508386) a few days ago but got ignored :c. So I decided to try my luck by copying it (inlcuding the Updates to the post I made on stack overfl…

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## [Performant Recursive Anonymous Functions](https://discourse.julialang.org/t/performant-recursive-anonymous-functions/90984)

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**Author:** [@uniment](https://discourse.julialang.org/u/uniment)\
**Replies:** 23\
**Last updated:** [November 30, 2022, 11:01pm UTC](https://discourse.julialang.org/t/performant-recursive-anonymous-functions/90984 "2022-11-30T23:01:28Z")

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What’s the preferred way to write recursive anonymous functions? Consider a demo function: julia\> function fib(n) n ≤ 1 && return n return fib(n-1) + fib(n-2) end fib (generic function with…