Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 689b0c97bfa30ea3413dffbea9b4fe6041b305616842f0415c0f9e17b5783e33:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^