Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 167bd39d2cab218b22f68c1fa7ed9eba14e33056e77be5ca9b266adb87d02061:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^