Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b93d327e79c076fc69d758fcae88d6f4d37736ffd3d91a1ec0fd2d61d9c27e96:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^