Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b51827cf3d694d82a2ae75d2fd1f051c947c936bf4718d5e40ea53d0f17dd8f8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^