Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bc7f6dbabb7cce87bbb7707f1d965807e8ccf9e4d6302059a71db9d880c71ec2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^