Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fb9caca12cebebf51353084423d1ce1fb0b40704764461b1fbd9084a88ce2cbd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^