Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6cec4953b664deebfaaff809755511544b1d2f34c5568bc8f2072fe1d7afb7d2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^