Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dbe92371661692d12ef525166e38bf6a74b680e82302cd0f88102a9488a67e31:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^