Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cb299e5fdc8e7ec0457806a3ad0d5842a5d5c7de050bc54c34eda0e81687f31b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^