Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3fdbd8ea92603f305dc3926d20cfc6cf9145e998c27e134f2e5af0927cdbe85c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^