Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7a23fcae93fcb514b068466fa1832f1b14cc600301a385dd3f8e20dd6405acb3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^