Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9bcb990eb887ad7818549615d31db3942ab5b685d9240cd31442c1efb7b0a480:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^