Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6549d5206166b37e8213127de8ad62b7ecc0e0c1b7738f00ca27d3ad1d7e036f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^