Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a4c1dbd9807ceb9e188affc926d46079ebcfff1a9237b6416af2b70bae883bb5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^