Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e53ca9d95ab6287e5ff6862d579be5155bd687d9db32440f2c3de61fa6757087:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^