Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1feb99ed382c8f7c1edba3aea3b1cec364f616c105fbc362e32f4b811e29cb81:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^