Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 982fe8c3049c81905ff1daaf8f266f431d1742542b444c663a2336135cec1e22:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^