Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9fa00599521ac60f28c45b07e91816bcbb8eaa4e4ae1677b35db0f5f204a8064:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^