Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 013681179d5df8b129863bed281787600d5a91aa568a18c7d68bc7a3d61706a7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^