Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7d3cf89efc0eac6af674ef9866baa72a9ef670603c37019a0fbd9012c1059f81:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^