Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a4b3c1f6cb0205bfad48bbe037d1cec5d329fc99bed5a1928d3fc2c88968542f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^