Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> faf79a908a5cf23dd81493f4cbffb20840c280e1cd3a975a11bf15cf7d57da9b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^