Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e606327b52fe63c663c1f5bb00b4718a8131538bb4ead35b63dd9b31d005dd51:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^