Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fdc71615bb14d95b660afb4a0805d648bc2055eefca05c6640d51e690f7cc66c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^