Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c967cffa39d4922c3fbe45036b167c52b1fba3d37a40505bebbfcb45b45f27fb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^