Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 84317ed0c845a0e7e7e500ab75c165e3973833a093f04ac394f4255500d58201:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^