Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5bf12408703c3023b6e2d26020bff8dc1c94ad372188f9cf350d89dcb13c41a7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^