Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6ffe5c225100db1b53bf2f0b09c021617c95cd890b4dcacdaec79791627642e2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^