Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e6931ec775109d60aec8e5fe0b113feaf7d8b7ddf0db9315b24e99cfae86124c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^