Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 21bd07d419b19e970935070bdec3842c46eeb4ac8eea55136a34ac2f8786f8a9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^