Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3a1796d1178740b6b5e9fc2751f31eeaeb9a8ca0e1a0259026a7847b2fb6dfbf:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^