Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3fb4186789fd608304eb7820baae0a56af68ab3bd4437466742ca2e10ae0323c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^