Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4dd5012e2ab6b5d3f8472adc8c1dc1cefea21a80b974eae8f988887461c82bff:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^