Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dd4c279d9d73ac81c0d3f0ba54251325e035c36161365a1fc8a412b53f4f538c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^