Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2dc8b52a26108dfe3096881065e28b1227f2da21037cc6d34987ffc50998f68f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^