Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fa7fcde3899393960eeb3d36c6d6c2d51b000cc2542b990ec4a361dd33d3c713:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^