Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c382d77bc707cf12e7d616d58bdbd2d18e67c83aed2d642740c7dc59ed61bee6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^