Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 320f88f7b0df5f0c4ea1a3f86283f2a9928f81c3cf871ee52b3d758bf09cd6f2:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^