Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4a5522f412af2cfa63a72409067ad73cbcde385dc6f5e3d960ed8d7629c5ea8a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^