Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4489b47f0f1852a63d3059b459e6ed0842835c4a49330f9e0109971c8bbd9b6f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^