Rename to reflect purpose of notebook

Author: gjbex

source-code/polars/README.md

@@ -8,8 +8,8 @@ Polars is an alternative to pandas that is designed to have better performance.
 1. `patient_data.ipynb`: Jupyter notebook that explores functional differences
    between pandas and polars.  It replicates the notebook in the `pandas`
    directory with the same name.
-1. `polars_versus_pandas_benchmarks.ipynb`: Jupyter notebook that compares the
-   performance of polars and pandas on a variety of operations.
+1. `polars_large_data_benchmark.ipynb`: Jupyter notebook that compares the
+   performance of polars and pandas on large data sets.
 1. `create_csv_data.py`: Python script to generate one or more large CSV files
    for benchmarking.
 1. `create_csv_data.slurm`: Slurm script to run `create_csv_data.py` on a