Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 742835b4f7abe19fb52ba1a2ca6b1a9a15e5a148b41592d7a95f274605df2177:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^