Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 964340a650070c035511ccfdcfb1e046f0b9f670891d1558bedb861d803219cb:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^