Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7e20e8d3627e767502b1dd4405890154c50ff1a5d6e0149f0013c67349a7076b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^