Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 38fc73fefe68d6f1625da81150fc91b3e6ca0676c472154feb489368e55f168d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^