Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3e22c4ed91eb1100f7d34a20661e3e58156ec15dd4f0440d921652bc19293bb3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^