Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 82135d7fb37d75f0add63f09c60a7f482a34e27e8df4b9a9617aaf84a2dfedf6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^