Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1f1331a7b1ad3d2e42d48333d5ddc663f035507ede81715f07992dae2f3464e3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^