Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 397f2d36f02e65b6f2b934926a7e1184c8ba44367eda5f8645794734a712e70b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^