Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7a001fac0337f4549de4cfc250fbdc5444e9ec550a1a67bfba8a473a030fdbbd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^