Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2a9b377a807dd538783524a98f4f8342c5a03b1f73cc3d97ce0b49da15552c27:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^