Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec5832870b08b1d6f9fa799f5d0b8dc51728762692f6143991a7e6b7ee9e75fc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^