Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cc246a891ded5f6f3d0ed5d71e3e4060509a1e73fc109da379f75d7cf9444b3b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^