Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b4f546f594224109b064eadd051db7b17db44e1aa4db3b2890037b3ecfaa03a8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^