Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7cb8ce456e62af1e051d0123595633f4e7f4bfb43b6f7e6fa1326da458fced2e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^