Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6c2d1760132b6d96b38e1a17ed48aaa1624e5150ce1054749a52a0faf033c9ad:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^