Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9e4458a39e509da32177a1ff486812a5be1187864d210941eeceaea3d300073c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^