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Songs in Easy English
 
› approximating
Fibonacci Sequence ┆ Fibonacci Sequence ┆ Fibonacci Sequence ┆ golden ratio φ ┆ golden ratio φ ┆ golden ratio φ ┆ square root √2 ┆ square root √2 ┆ square root √2 from 1 ┆ square root √2 from 5

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