Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 657665929823ede5d3b0181bfa1b395c5bb0e63a6bd198ebe5c36c93ad902033:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^