Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 181acf47785af6f4abcf68d903d4b817301ce5a59db5aa1a4ad97964b9a9e2b8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^