Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1113c95b83328c1a39e22b54d23569bdfe2d5cd1cdd2d98defce741a8036c5a0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^