Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6c2a55e7aafd80ae2126efeb615909a61679f66e281bed8bc58fb9127a67aa33:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^