Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8497229a5572f4fff0237574b4babf7dbde109d55003db01e1a1e3b3f13671a2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^