Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6e461d7dd815f8367fe59d3171b1dbd292b7e920dc7a8d6e413febf0c186de5f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^