Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1f9b5e789be2cfd7d61ffcba06da29c97ea8e7bd7300553d309a4ed014c64085:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^