Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c4d88efb4005ffb8cb6df854a3effea8434a378d3ae91741c37a0ef63b765cdf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^