Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fb69f1e7007782abe1d2040f5e01462df8fc5533e427f88ce9eed7f629b7d62b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^