Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f6890443e552b334f723d1ab7344635bdf25ae85a73b957e3aec99eb37cd3c9d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^