Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dab9b862f02ce49947df9a799c4f36436f76dd78e71dbd6bf5938ed994798f31:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^