Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4ccfd32e66e8207eddb97d038e0caec5b14d0c35c14a6f4ca30366462b2dc220:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^