Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 98b9dab0550adf32c736162d540a469467df695bc29d4ae8352734ecdaeaef28:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^