Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 581cd1a1a673fa05079596870d415a41a7fc178c932d95a316b4c4afd369e477:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^