Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> af614fef9bfd34eed90b5d04c38e3e1e9cc1987029a5625f6efe384931fa4b07:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^