Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 907109a249e3b2e58cfeed3a9c1486f2f41f465ced18b4b67273786150828ff4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^