Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 818379aa03f4491b02cf1951ea566a4f6e82082c04a7b0386d6db07028dd82ea:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^