Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a9446a18e80feaa85e74a9cab04ffb5fa352c9dc7adbc1868155682ebcd6549e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^