Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c67f4d30d2fe15f9171f6b320e6870d24607d3f53d84b891ca392b17704b0793:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^