Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f2b3da2ddc47cd5be0391eec35194a8a0172f5e901cfb96b70b4d08ed18f70f6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^