Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6dd4c42e554b8a60577b3eb33c6ed94ce4bbd229ad34905a2635e50bc72e268b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^