Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bfdbc37c260036b6bfa574f325fe2af3619cabbbfe3d4d1a75944c364ca93f3e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^