diff --git a/machine_learning/dimensionality_reduction/the-fast-johnson-lidnenstrauss-transform-and-approximate-nearest-neighbors.pdf b/machine_learning/dimensionality_reduction/the-fast-johnson-lindenstrauss-transform-and-approximate-nearest-neighbors.pdf
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rename from machine_learning/dimensionality_reduction/the-fast-johnson-lidnenstrauss-transform-and-approximate-nearest-neighbors.pdf
rename to machine_learning/dimensionality_reduction/the-fast-johnson-lindenstrauss-transform-and-approximate-nearest-neighbors.pdf