Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 847c64349b6da844b0a89c8f478f89c766a7430d1f44469c70ed52a4d52cfbba:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^