Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0b23ff656561f08347137b31640f9bc99fac67b96bcfb9f21f67ff06bd7b1d4b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^