Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 075640a68beb150826780fc78371385c64cd4a4c1533958946db97166d108490:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^