Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5d027be99b95a5aa2ccd09a0f69b1769c50cb550507d1e6d32203e69421e98fc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^