Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bd86b84dde0c3f3d00de5ffc56738bef5e305a40c5b831740ade6cc3000d3c9e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^