Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6e9f294ead609c009b7a80abee3e769491bf9d4ce4d4d1887c3d28eddfdfcf88:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^