Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b64418a6fd2a54e91d1f7590efc5a88d81b7a4dad6c0756dff2d47b8cc896732:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^