Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a8fbd08f06340958b33478b9421007e427450eb8e9eba5fe4d48daabe5b7f5f7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^