Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f9bc6c285cd14644c82b8d2a6fad384514f9a41793604f2528a6dd8c80127f0f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^