Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 72d3412f0c04a74b38c9fce2ac9eacfa337909861a422796ae769b00171579db:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^