Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a7e92174e222d9676add884061ccd36c7ceeaa7bd6aa29beec6c6cdc575205ad:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^