Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a7642bd4d4f078dd1ac91dcec2ebc10b8dbad1bd6db3706010c707a36e252136:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^