Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> da76e07ef3ddb9fcf369115ba964e90f396638febe0a5f67fdfe35ed1684fd19:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^