Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b7bde5a9610bb74da6b569a8a05970269f1893081faaac73b665d3f4a5851e52:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^