Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 081420a9883af6845d653bcb7631e1b3d3949a0c612ac9529ef647522e16a2b3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^