Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1be4fe746c8ecbe9d8148777b4aa2b5dd4bd1fceb243258348d2067acee45632:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^