Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6d89539672b7dfc948b8c47107ef8fc834cbc8bae128d5180de362a0bd93a197:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^