Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> aa03768faebfa28899d48f3d67eea9c2f8d09a07f04a556ea85b455236b0631a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^