| ' sfnumber IS notfound |
' sfnumber IS notfound |
| |
|
| : fvariable ( -- ) |
: fvariable ( -- ) |
| Create 0e0 f, ; |
Create 0.0E0 f, ; |
| \ does> ( -- f-addr ) |
\ does> ( -- f-addr ) |
| |
|
| 1e0 fasin 2e0 f* fconstant pi |
1.0e0 fasin 2.0e0 f* fconstant pi |
| |
|
| : f2* 2e0 f* ; |
: f2* 2.0e0 f* ; |
| : f2/ .5e0 f* ; |
: f2/ 0.5e0 f* ; |
| : 1/f 1e0 fswap f/ ; |
: 1/f 1.0e0 fswap f/ ; |
| |
|
| |
|
| \ We now have primitives for these, so we need not define them |
\ We now have primitives for these, so we need not define them |
| |
|
| \ : falog ( f -- 10^f ) [ 10e0 fln ] FLiteral f* fexp ; |
\ : falog ( f -- 10^f ) [ 10.0e0 fln ] FLiteral f* fexp ; |
| |
|
| \ : fsinh fexpm1 fdup fdup 1e0 f+ f/ f+ f2/ ; |
\ : fsinh fexpm1 fdup fdup 1.0e0 f+ f/ f+ f2/ ; |
| \ : fcosh fexp fdup 1/f f+ f2/ ; |
\ : fcosh fexp fdup 1/f f+ f2/ ; |
| \ : ftanh f2* fexpm1 fdup 2e0 f+ f/ ; |
\ : ftanh f2* fexpm1 fdup 2.0e0 f+ f/ ; |
| |
|
| \ : fatanh fdup f0< >r fabs 1e0 fover f- f/ f2* flnp1 f2/ |
\ : fatanh fdup f0< >r fabs 1.0e0 fover f- f/ f2* flnp1 f2/ |
| \ r> IF fnegate THEN ; |
\ r> IF fnegate THEN ; |
| \ : facosh fdup fdup f* 1e0 f- fsqrt f+ fln ; |
\ : facosh fdup fdup f* 1.0e0 f- fsqrt f+ fln ; |
| \ : fasinh fdup fdup f* 1e0 f+ fsqrt f/ fatanh ; |
\ : fasinh fdup fdup f* 1.0e0 f+ fsqrt f/ fatanh ; |
| |
|
| : f~ ( f1 f2 f3 -- flag ) fdup f0= IF fdrop f= EXIT THEN |
: f~ ( f1 f2 f3 -- flag ) fdup f0= IF fdrop f= EXIT THEN |
| fdup f0> IF frot frot f- fabs fswap |
fdup f0> IF frot frot f- fabs fswap |
