Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9c14de123be598fca3e3686abf8c8dee416f923737fced33a9e200aed37a5026:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^