Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1a2781746a6f00634e71cfb7a100bb29e258384eac275b67ef3647098de25756:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^