Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 01b6cbd2935fe6aa75f7b89fd9f97fc62025fadc4bcbe7fcce99ba3c957c24c1:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^