Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 380a44c531f870c1a0fc45cf642f7268301cb0f1e1825a4ae87b49bd9d922b18:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^