From 8c14a2b1f70a1521f2b38537098cb0f07eed2ff7 Mon Sep 17 00:00:00 2001
From: Ravi Kumar <119737193+ravi-ivar-7@users.noreply.github.com>
Date: Sun, 15 Oct 2023 16:05:32 +0530
Subject: [PATCH 1/4] Corrected typo in function name and doctests. rkf45.py
There was a mistake in name of function (runge_futta_fehlberg instead of runge_kutta_fehlberg) . I have corrected this in function name and also doctest.
---
maths/rkf45.py | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/maths/rkf45.py b/maths/rkf45.py
index 29fd447b61b8..c170206302bf 100644
--- a/maths/rkf45.py
+++ b/maths/rkf45.py
@@ -7,7 +7,7 @@
import numpy as np
-def runge_futta_fehlberg_45(
+def runge_kutta_fehlberg_45(
func: Callable,
x_initial: float,
y_initial: float,
@@ -33,33 +33,33 @@ def runge_futta_fehlberg_45(
# exact value of y[1] is tan(0.2) = 0.2027100937470787
>>> def f(x, y):
... return 1 + y**2
- >>> y = runge_futta_fehlberg_45(f, 0, 0, 0.2, 1)
+ >>> y = runge_kutta_fehlberg_45(f, 0, 0, 0.2, 1)
>>> y[1]
0.2027100937470787
>>> def f(x,y):
... return x
- >>> y = runge_futta_fehlberg_45(f, -1, 0, 0.2, 0)
+ >>> y = runge_kutta_fehlberg_45(f, -1, 0, 0.2, 0)
>>> y[1]
-0.18000000000000002
- >>> y = runge_futta_fehlberg_45(5, 0, 0, 0.1, 1)
+ >>> y = runge_kutta_fehlberg_45(5, 0, 0, 0.1, 1)
Traceback (most recent call last):
...
TypeError: 'int' object is not callable
>>> def f(x, y):
... return x + y
- >>> y = runge_futta_fehlberg_45(f, 0, 0, 0.2, -1)
+ >>> y = runge_kutta_fehlberg_45(f, 0, 0, 0.2, -1)
Traceback (most recent call last):
...
ValueError: The final value x must be greater than initial value of x.
>>> def f(x, y):
... return x
- >>> y = runge_futta_fehlberg_45(f, -1, 0, -0.2, 0)
+ >>> y = runge_kutta_fehlberg_45(f, -1, 0, -0.2, 0)
Traceback (most recent call last):
...
ValueError: Step size must be positive.
"""
if x_initial >= x_final:
- raise ValueError("The final value x must be greater than initial value of x.")
+ raise ValueError("The final value of x must be greater than initial value of x.")
if step_size <= 0:
raise ValueError("Step size must be positive.")
From 2790b86a0e856e7ecc9fbaec9d5792a05a2038de Mon Sep 17 00:00:00 2001
From: "pre-commit-ci[bot]"
<66853113+pre-commit-ci[bot]@users.noreply.github.com>
Date: Sun, 15 Oct 2023 10:44:15 +0000
Subject: [PATCH 2/4] [pre-commit.ci] auto fixes from pre-commit.com hooks
for more information, see https://pre-commit.ci
---
maths/rkf45.py | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/maths/rkf45.py b/maths/rkf45.py
index c170206302bf..c342c6e229e1 100644
--- a/maths/rkf45.py
+++ b/maths/rkf45.py
@@ -59,7 +59,9 @@ def runge_kutta_fehlberg_45(
ValueError: Step size must be positive.
"""
if x_initial >= x_final:
- raise ValueError("The final value of x must be greater than initial value of x.")
+ raise ValueError(
+ "The final value of x must be greater than initial value of x."
+ )
if step_size <= 0:
raise ValueError("Step size must be positive.")
From 68c7182b8eea79ff22df72745108ba0bd202ca89 Mon Sep 17 00:00:00 2001
From: Christian Clauss <cclauss@me.com>
Date: Sun, 15 Oct 2023 12:50:31 +0200
Subject: [PATCH 3/4] Rename rkf45.py to runge_kutta_fehlberg_45.py
---
maths/{rkf45.py => runge_kutta_fehlberg_45.py} | 0
1 file changed, 0 insertions(+), 0 deletions(-)
rename maths/{rkf45.py => runge_kutta_fehlberg_45.py} (100%)
diff --git a/maths/rkf45.py b/maths/runge_kutta_fehlberg_45.py
similarity index 100%
rename from maths/rkf45.py
rename to maths/runge_kutta_fehlberg_45.py
From 6f0cf205bffe9076ffe56df0d031dfe4ac9d7ced Mon Sep 17 00:00:00 2001
From: Christian Clauss <cclauss@me.com>
Date: Sun, 15 Oct 2023 12:52:43 +0200
Subject: [PATCH 4/4] Update runge_kutta_fehlberg_45.py
---
maths/runge_kutta_fehlberg_45.py | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/maths/runge_kutta_fehlberg_45.py b/maths/runge_kutta_fehlberg_45.py
index c342c6e229e1..8181fe3015fc 100644
--- a/maths/runge_kutta_fehlberg_45.py
+++ b/maths/runge_kutta_fehlberg_45.py
@@ -50,7 +50,7 @@ def runge_kutta_fehlberg_45(
>>> y = runge_kutta_fehlberg_45(f, 0, 0, 0.2, -1)
Traceback (most recent call last):
...
- ValueError: The final value x must be greater than initial value of x.
+ ValueError: The final value of x must be greater than initial value of x.
>>> def f(x, y):
... return x
>>> y = runge_kutta_fehlberg_45(f, -1, 0, -0.2, 0)