Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6e1d5d3e83929237fed1c2d67dca5ef0f6db89a1d1e7a33da82a145527b6ebd8:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^