Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 177f9e7131063d5540c9027fa32376c5bceb26068e4b4d1a83c8e28a3f2c79d1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^