Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 779dbd44018e6d0f5d29df265240d41fc56190e64dddc372b0f3acdaa3f9d5d7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^