Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fbfe449b862d6baa6f4d4c0b60d9abe1d8e59a7bdb358069281a1d71f13468a9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^