![ubuntu 18.04 -->> error: 'floor' was not declared in this scope / error: 'sqrt' was not declared in this scope · Issue #3 · CogChameleon/ChromaTag · GitHub ubuntu 18.04 -->> error: 'floor' was not declared in this scope / error: 'sqrt' was not declared in this scope · Issue #3 · CogChameleon/ChromaTag · GitHub](https://user-images.githubusercontent.com/22295169/57237570-cbfe8000-7027-11e9-8cb5-51085d353d35.png)
ubuntu 18.04 -->> error: 'floor' was not declared in this scope / error: 'sqrt' was not declared in this scope · Issue #3 · CogChameleon/ChromaTag · GitHub
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Was not declared in this scope- Mensaje Arduino- Solución 1- Revisar nombres: variable mal declarada - YouTube
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FIX [error] system was not declared in this scope Programming in C tutorial for beginners lesson 3 - YouTube
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