Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b0f6cad194a3ba33316c3454b7327b77c7a72be773e00b43effe81f7525ce82c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^