Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e20b0dfa77c939ed7ed3eeaa75391011555274f69cc8bd8c99e5d818687fa231:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^