Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 60cd6d0bf179d311b026715326a80026a094de04ca069fe9273e3aaa9d8984cf:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^